Home / 824,209.20-1,234,931.40-402,577.20

Finding the Fourth Proportional to 824,209.20, 1,234,931.40 and 402,577.20

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Solution

The fourth proportional to 824,209.20, 1,234,931.40 and 402,577.20 is: 603,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,209.20 : 1,234,931.40 = 402,577.20 : x
  2. Step 2: Convert to fraction form
    824,209.20/1,234,931.40 = 402,577.20/x
  3. Step 3: Cross multiply
    824,209.20x = 1,234,931.40 × 402,577.20
  4. Step 4: Simplify right side
    824,209.20x = 497,155,225,204.08
  5. Step 5: Solve for x
    x = 497,155,225,204.08/824,209.20
  6. Step 6: Final answer
    x = 603,190.58

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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.