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Finding the Fourth Proportional to 604,535.22, 906,913.55 and 249,355.49

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Solution

The fourth proportional to 604,535.22, 906,913.55 and 249,355.49 is: 374,078.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,535.22 : 906,913.55 = 249,355.49 : x
  2. Step 2: Convert to fraction form
    604,535.22/906,913.55 = 249,355.49/x
  3. Step 3: Cross multiply
    604,535.22x = 906,913.55 × 249,355.49
  4. Step 4: Simplify right side
    604,535.22x = 226,143,870,380.61
  5. Step 5: Solve for x
    x = 226,143,870,380.61/604,535.22
  6. Step 6: Final answer
    x = 374,078.90

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1.5x scale

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.