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Finding the Fourth Proportional to 750,767.16, 1,036,059.12 and 411,241.08

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Solution

The fourth proportional to 750,767.16, 1,036,059.12 and 411,241.08 is: 567,512.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,767.16 : 1,036,059.12 = 411,241.08 : x
  2. Step 2: Convert to fraction form
    750,767.16/1,036,059.12 = 411,241.08/x
  3. Step 3: Cross multiply
    750,767.16x = 1,036,059.12 × 411,241.08
  4. Step 4: Simplify right side
    750,767.16x = 426,070,071,452.65
  5. Step 5: Solve for x
    x = 426,070,071,452.65/750,767.16
  6. Step 6: Final answer
    x = 567,512.93

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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.