Home / 755,182.56-1,042,130.16-415,643.52

Finding the Fourth Proportional to 755,182.56, 1,042,130.16 and 415,643.52

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Solution

The fourth proportional to 755,182.56, 1,042,130.16 and 415,643.52 is: 573,576.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,182.56 : 1,042,130.16 = 415,643.52 : x
  2. Step 2: Convert to fraction form
    755,182.56/1,042,130.16 = 415,643.52/x
  3. Step 3: Cross multiply
    755,182.56x = 1,042,130.16 × 415,643.52
  4. Step 4: Simplify right side
    755,182.56x = 433,154,648,000.56
  5. Step 5: Solve for x
    x = 433,154,648,000.56/755,182.56
  6. Step 6: Final answer
    x = 573,576.07

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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.