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Finding the Fourth Proportional to 604,535.10, 906,913.36 and 249,355.36

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Solution

The fourth proportional to 604,535.10, 906,913.36 and 249,355.36 is: 374,078.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,535.10 : 906,913.36 = 249,355.36 : x
  2. Step 2: Convert to fraction form
    604,535.10/906,913.36 = 249,355.36/x
  3. Step 3: Cross multiply
    604,535.10x = 906,913.36 × 249,355.36
  4. Step 4: Simplify right side
    604,535.10x = 226,143,708,816.95
  5. Step 5: Solve for x
    x = 226,143,708,816.95/604,535.10
  6. Step 6: Final answer
    x = 374,078.71

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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.