Home / 749,102.05-1,033,507.61-426,583.45

Finding the Fourth Proportional to 749,102.05, 1,033,507.61 and 426,583.45

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Solution

The fourth proportional to 749,102.05, 1,033,507.61 and 426,583.45 is: 588,540.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,102.05 : 1,033,507.61 = 426,583.45 : x
  2. Step 2: Convert to fraction form
    749,102.05/1,033,507.61 = 426,583.45/x
  3. Step 3: Cross multiply
    749,102.05x = 1,033,507.61 × 426,583.45
  4. Step 4: Simplify right side
    749,102.05x = 440,877,241,875.06
  5. Step 5: Solve for x
    x = 440,877,241,875.06/749,102.05
  6. Step 6: Final answer
    x = 588,540.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.