Home / 925,929.60-1,389,355.20-364,982.40

Finding the Fourth Proportional to 925,929.60, 1,389,355.20 and 364,982.40

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Solution

The fourth proportional to 925,929.60, 1,389,355.20 and 364,982.40 is: 547,655.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,929.60 : 1,389,355.20 = 364,982.40 : x
  2. Step 2: Convert to fraction form
    925,929.60/1,389,355.20 = 364,982.40/x
  3. Step 3: Cross multiply
    925,929.60x = 1,389,355.20 × 364,982.40
  4. Step 4: Simplify right side
    925,929.60x = 507,090,195,348.48
  5. Step 5: Solve for x
    x = 507,090,195,348.48/925,929.60
  6. Step 6: Final answer
    x = 547,655.24

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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.