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Finding the Fourth Proportional to 652,220.55, 900,073.32 and 488,587.17

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Solution

The fourth proportional to 652,220.55, 900,073.32 and 488,587.17 is: 674,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,220.55 : 900,073.32 = 488,587.17 : x
  2. Step 2: Convert to fraction form
    652,220.55/900,073.32 = 488,587.17/x
  3. Step 3: Cross multiply
    652,220.55x = 900,073.32 × 488,587.17
  4. Step 4: Simplify right side
    652,220.55x = 439,764,276,211.30
  5. Step 5: Solve for x
    x = 439,764,276,211.30/652,220.55
  6. Step 6: Final answer
    x = 674,257.01

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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.