Home / 434,314.38-651,557.67-134,782.17

Finding the Fourth Proportional to 434,314.38, 651,557.67 and 134,782.17

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Solution

The fourth proportional to 434,314.38, 651,557.67 and 134,782.17 is: 202,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,314.38 : 651,557.67 = 134,782.17 : x
  2. Step 2: Convert to fraction form
    434,314.38/651,557.67 = 134,782.17/x
  3. Step 3: Cross multiply
    434,314.38x = 651,557.67 × 134,782.17
  4. Step 4: Simplify right side
    434,314.38x = 87,818,356,642.74
  5. Step 5: Solve for x
    x = 87,818,356,642.74/434,314.38
  6. Step 6: Final answer
    x = 202,199.97

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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.