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Finding the Fourth Proportional to 614,831.30, 922,246.95 and 377,404.10

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Solution

The fourth proportional to 614,831.30, 922,246.95 and 377,404.10 is: 566,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,831.30 : 922,246.95 = 377,404.10 : x
  2. Step 2: Convert to fraction form
    614,831.30/922,246.95 = 377,404.10/x
  3. Step 3: Cross multiply
    614,831.30x = 922,246.95 × 377,404.10
  4. Step 4: Simplify right side
    614,831.30x = 348,059,780,142.50
  5. Step 5: Solve for x
    x = 348,059,780,142.50/614,831.30
  6. Step 6: Final answer
    x = 566,106.15

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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.