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Finding the Fourth Proportional to 604,333.28, 906,370.32 and 249,255.20

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Solution

The fourth proportional to 604,333.28, 906,370.32 and 249,255.20 is: 373,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,333.28 : 906,370.32 = 249,255.20 : x
  2. Step 2: Convert to fraction form
    604,333.28/906,370.32 = 249,255.20/x
  3. Step 3: Cross multiply
    604,333.28x = 906,370.32 × 249,255.20
  4. Step 4: Simplify right side
    604,333.28x = 225,917,515,385.66
  5. Step 5: Solve for x
    x = 225,917,515,385.66/604,333.28
  6. Step 6: Final answer
    x = 373,829.35

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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.