Home / 755,269.08-1,042,298.84-411,088.38

Finding the Fourth Proportional to 755,269.08, 1,042,298.84 and 411,088.38

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Solution

The fourth proportional to 755,269.08, 1,042,298.84 and 411,088.38 is: 567,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,269.08 : 1,042,298.84 = 411,088.38 : x
  2. Step 2: Convert to fraction form
    755,269.08/1,042,298.84 = 411,088.38/x
  3. Step 3: Cross multiply
    755,269.08x = 1,042,298.84 × 411,088.38
  4. Step 4: Simplify right side
    755,269.08x = 428,476,936,418.21
  5. Step 5: Solve for x
    x = 428,476,936,418.21/755,269.08
  6. Step 6: Final answer
    x = 567,316.93

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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.