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Finding the Fourth Proportional to 604,884.70, 907,327.05 and 249,780.70

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Solution

The fourth proportional to 604,884.70, 907,327.05 and 249,780.70 is: 374,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,884.70 : 907,327.05 = 249,780.70 : x
  2. Step 2: Convert to fraction form
    604,884.70/907,327.05 = 249,780.70/x
  3. Step 3: Cross multiply
    604,884.70x = 907,327.05 × 249,780.70
  4. Step 4: Simplify right side
    604,884.70x = 226,632,785,677.94
  5. Step 5: Solve for x
    x = 226,632,785,677.94/604,884.70
  6. Step 6: Final answer
    x = 374,671.05

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Similar ratio
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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.