Home / 750,590.04-1,035,814.66-406,426.13

Finding the Fourth Proportional to 750,590.04, 1,035,814.66 and 406,426.13

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Solution

The fourth proportional to 750,590.04, 1,035,814.66 and 406,426.13 is: 560,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,590.04 : 1,035,814.66 = 406,426.13 : x
  2. Step 2: Convert to fraction form
    750,590.04/1,035,814.66 = 406,426.13/x
  3. Step 3: Cross multiply
    750,590.04x = 1,035,814.66 × 406,426.13
  4. Step 4: Simplify right side
    750,590.04x = 420,982,145,406.53
  5. Step 5: Solve for x
    x = 420,982,145,406.53/750,590.04
  6. Step 6: Final answer
    x = 560,868.28

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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.