Home / 434,337.08-598,636.46-288,882.55

Finding the Fourth Proportional to 434,337.08, 598,636.46 and 288,882.55

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Solution

The fourth proportional to 434,337.08, 598,636.46 and 288,882.55 is: 398,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,337.08 : 598,636.46 = 288,882.55 : x
  2. Step 2: Convert to fraction form
    434,337.08/598,636.46 = 288,882.55/x
  3. Step 3: Cross multiply
    434,337.08x = 598,636.46 × 288,882.55
  4. Step 4: Simplify right side
    434,337.08x = 172,935,622,650.18
  5. Step 5: Solve for x
    x = 172,935,622,650.18/434,337.08
  6. Step 6: Final answer
    x = 398,159.93

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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.