Home / 750,860.38-1,036,187.51-411,340.70

Finding the Fourth Proportional to 750,860.38, 1,036,187.51 and 411,340.70

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Solution

The fourth proportional to 750,860.38, 1,036,187.51 and 411,340.70 is: 567,650.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,860.38 : 1,036,187.51 = 411,340.70 : x
  2. Step 2: Convert to fraction form
    750,860.38/1,036,187.51 = 411,340.70/x
  3. Step 3: Cross multiply
    750,860.38x = 1,036,187.51 × 411,340.70
  4. Step 4: Simplify right side
    750,860.38x = 426,226,095,694.66
  5. Step 5: Solve for x
    x = 426,226,095,694.66/750,860.38
  6. Step 6: Final answer
    x = 567,650.27

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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.