Home / 731,041.20-1,096,561.80-530,420.40

Finding the Fourth Proportional to 731,041.20, 1,096,561.80 and 530,420.40

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Solution

The fourth proportional to 731,041.20, 1,096,561.80 and 530,420.40 is: 795,630.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,041.20 : 1,096,561.80 = 530,420.40 : x
  2. Step 2: Convert to fraction form
    731,041.20/1,096,561.80 = 530,420.40/x
  3. Step 3: Cross multiply
    731,041.20x = 1,096,561.80 × 530,420.40
  4. Step 4: Simplify right side
    731,041.20x = 581,638,748,580.72
  5. Step 5: Solve for x
    x = 581,638,748,580.72/731,041.20
  6. Step 6: Final answer
    x = 795,630.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.