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Finding the Fourth Proportional to 650,157.08, 896,824.44 and 429,395.72

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Solution

The fourth proportional to 650,157.08, 896,824.44 and 429,395.72 is: 592,306.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,157.08 : 896,824.44 = 429,395.72 : x
  2. Step 2: Convert to fraction form
    650,157.08/896,824.44 = 429,395.72/x
  3. Step 3: Cross multiply
    650,157.08x = 896,824.44 × 429,395.72
  4. Step 4: Simplify right side
    650,157.08x = 385,092,571,643.28
  5. Step 5: Solve for x
    x = 385,092,571,643.28/650,157.08
  6. Step 6: Final answer
    x = 592,306.98

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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.