Home / 736,701.96-1,105,052.94-487,325.64

Finding the Fourth Proportional to 736,701.96, 1,105,052.94 and 487,325.64

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Solution

The fourth proportional to 736,701.96, 1,105,052.94 and 487,325.64 is: 730,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,701.96 : 1,105,052.94 = 487,325.64 : x
  2. Step 2: Convert to fraction form
    736,701.96/1,105,052.94 = 487,325.64/x
  3. Step 3: Cross multiply
    736,701.96x = 1,105,052.94 × 487,325.64
  4. Step 4: Simplify right side
    736,701.96x = 538,520,631,219.38
  5. Step 5: Solve for x
    x = 538,520,631,219.38/736,701.96
  6. Step 6: Final answer
    x = 730,988.46

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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.