Home / 750,693.38-1,035,952.10-406,523.82

Finding the Fourth Proportional to 750,693.38, 1,035,952.10 and 406,523.82

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Solution

The fourth proportional to 750,693.38, 1,035,952.10 and 406,523.82 is: 561,000.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,693.38 : 1,035,952.10 = 406,523.82 : x
  2. Step 2: Convert to fraction form
    750,693.38/1,035,952.10 = 406,523.82/x
  3. Step 3: Cross multiply
    750,693.38x = 1,035,952.10 × 406,523.82
  4. Step 4: Simplify right side
    750,693.38x = 421,139,205,029.02
  5. Step 5: Solve for x
    x = 421,139,205,029.02/750,693.38
  6. Step 6: Final answer
    x = 561,000.29

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1.5x scale

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.