Home / 924,609.60-1,386,919.68-284,904.96

Finding the Fourth Proportional to 924,609.60, 1,386,919.68 and 284,904.96

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Solution

The fourth proportional to 924,609.60, 1,386,919.68 and 284,904.96 is: 427,359.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,609.60 : 1,386,919.68 = 284,904.96 : x
  2. Step 2: Convert to fraction form
    924,609.60/1,386,919.68 = 284,904.96/x
  3. Step 3: Cross multiply
    924,609.60x = 1,386,919.68 × 284,904.96
  4. Step 4: Simplify right side
    924,609.60x = 395,140,295,953.61
  5. Step 5: Solve for x
    x = 395,140,295,953.61/924,609.60
  6. Step 6: Final answer
    x = 427,359.07

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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.