Home / 906,008.70-1,359,013.05-344,970.30

Finding the Fourth Proportional to 906,008.70, 1,359,013.05 and 344,970.30

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Solution

The fourth proportional to 906,008.70, 1,359,013.05 and 344,970.30 is: 517,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,008.70 : 1,359,013.05 = 344,970.30 : x
  2. Step 2: Convert to fraction form
    906,008.70/1,359,013.05 = 344,970.30/x
  3. Step 3: Cross multiply
    906,008.70x = 1,359,013.05 × 344,970.30
  4. Step 4: Simplify right side
    906,008.70x = 468,819,139,562.42
  5. Step 5: Solve for x
    x = 468,819,139,562.42/906,008.70
  6. Step 6: Final answer
    x = 517,455.45

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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.