Home / 750,574.77-1,125,875.79-270,838.55

Finding the Fourth Proportional to 750,574.77, 1,125,875.79 and 270,838.55

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Solution

The fourth proportional to 750,574.77, 1,125,875.79 and 270,838.55 is: 406,262.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,574.77 : 1,125,875.79 = 270,838.55 : x
  2. Step 2: Convert to fraction form
    750,574.77/1,125,875.79 = 270,838.55/x
  3. Step 3: Cross multiply
    750,574.77x = 1,125,875.79 × 270,838.55
  4. Step 4: Simplify right side
    750,574.77x = 304,930,560,814.33
  5. Step 5: Solve for x
    x = 304,930,560,814.33/750,574.77
  6. Step 6: Final answer
    x = 406,262.74

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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.