Home / 434,554.20-651,831.30-368,288.10

Finding the Fourth Proportional to 434,554.20, 651,831.30 and 368,288.10

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Solution

The fourth proportional to 434,554.20, 651,831.30 and 368,288.10 is: 552,432.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,554.20 : 651,831.30 = 368,288.10 : x
  2. Step 2: Convert to fraction form
    434,554.20/651,831.30 = 368,288.10/x
  3. Step 3: Cross multiply
    434,554.20x = 651,831.30 × 368,288.10
  4. Step 4: Simplify right side
    434,554.20x = 240,061,710,997.53
  5. Step 5: Solve for x
    x = 240,061,710,997.53/434,554.20
  6. Step 6: Final answer
    x = 552,432.15

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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.