Home / 924,165.72-1,386,297.90-293,128.20

Finding the Fourth Proportional to 924,165.72, 1,386,297.90 and 293,128.20

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Solution

The fourth proportional to 924,165.72, 1,386,297.90 and 293,128.20 is: 439,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,165.72 : 1,386,297.90 = 293,128.20 : x
  2. Step 2: Convert to fraction form
    924,165.72/1,386,297.90 = 293,128.20/x
  3. Step 3: Cross multiply
    924,165.72x = 1,386,297.90 × 293,128.20
  4. Step 4: Simplify right side
    924,165.72x = 406,363,008,090.78
  5. Step 5: Solve for x
    x = 406,363,008,090.78/924,165.72
  6. Step 6: Final answer
    x = 439,707.94

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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.