Home / 614,831.20-922,246.80-334,895.20

Finding the Fourth Proportional to 614,831.20, 922,246.80 and 334,895.20

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Solution

The fourth proportional to 614,831.20, 922,246.80 and 334,895.20 is: 502,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,831.20 : 922,246.80 = 334,895.20 : x
  2. Step 2: Convert to fraction form
    614,831.20/922,246.80 = 334,895.20/x
  3. Step 3: Cross multiply
    614,831.20x = 922,246.80 × 334,895.20
  4. Step 4: Simplify right side
    614,831.20x = 308,856,026,535.36
  5. Step 5: Solve for x
    x = 308,856,026,535.36/614,831.20
  6. Step 6: Final answer
    x = 502,342.80

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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.