Home / 750,852.38-1,036,176.47-411,332.70

Finding the Fourth Proportional to 750,852.38, 1,036,176.47 and 411,332.70

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Solution

The fourth proportional to 750,852.38, 1,036,176.47 and 411,332.70 is: 567,639.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,852.38 : 1,036,176.47 = 411,332.70 : x
  2. Step 2: Convert to fraction form
    750,852.38/1,036,176.47 = 411,332.70/x
  3. Step 3: Cross multiply
    750,852.38x = 1,036,176.47 × 411,332.70
  4. Step 4: Simplify right side
    750,852.38x = 426,213,265,081.57
  5. Step 5: Solve for x
    x = 426,213,265,081.57/750,852.38
  6. Step 6: Final answer
    x = 567,639.23

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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.