Home / 750,832.90-1,036,162.65-411,279.10

Finding the Fourth Proportional to 750,832.90, 1,036,162.65 and 411,279.10

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Solution

The fourth proportional to 750,832.90, 1,036,162.65 and 411,279.10 is: 567,572.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,832.90 : 1,036,162.65 = 411,279.10 : x
  2. Step 2: Convert to fraction form
    750,832.90/1,036,162.65 = 411,279.10/x
  3. Step 3: Cross multiply
    750,832.90x = 1,036,162.65 × 411,279.10
  4. Step 4: Simplify right side
    750,832.90x = 426,152,042,145.62
  5. Step 5: Solve for x
    x = 426,152,042,145.62/750,832.90
  6. Step 6: Final answer
    x = 567,572.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.