Home / 925,008.80-1,386,591.60-425,501.60

Finding the Fourth Proportional to 925,008.80, 1,386,591.60 and 425,501.60

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Solution

The fourth proportional to 925,008.80, 1,386,591.60 and 425,501.60 is: 637,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,008.80 : 1,386,591.60 = 425,501.60 : x
  2. Step 2: Convert to fraction form
    925,008.80/1,386,591.60 = 425,501.60/x
  3. Step 3: Cross multiply
    925,008.80x = 1,386,591.60 × 425,501.60
  4. Step 4: Simplify right side
    925,008.80x = 589,996,944,346.56
  5. Step 5: Solve for x
    x = 589,996,944,346.56/925,008.80
  6. Step 6: Final answer
    x = 637,828.47

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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.