Home / 695,529.32-959,915.22-409,035.56

Finding the Fourth Proportional to 695,529.32, 959,915.22 and 409,035.56

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Solution

The fourth proportional to 695,529.32, 959,915.22 and 409,035.56 is: 564,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,529.32 : 959,915.22 = 409,035.56 : x
  2. Step 2: Convert to fraction form
    695,529.32/959,915.22 = 409,035.56/x
  3. Step 3: Cross multiply
    695,529.32x = 959,915.22 × 409,035.56
  4. Step 4: Simplify right side
    695,529.32x = 392,639,459,565.22
  5. Step 5: Solve for x
    x = 392,639,459,565.22/695,529.32
  6. Step 6: Final answer
    x = 564,518.92

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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.