Home / 755,415.24-1,042,433.46-415,817.16

Finding the Fourth Proportional to 755,415.24, 1,042,433.46 and 415,817.16

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Solution

The fourth proportional to 755,415.24, 1,042,433.46 and 415,817.16 is: 573,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,415.24 : 1,042,433.46 = 415,817.16 : x
  2. Step 2: Convert to fraction form
    755,415.24/1,042,433.46 = 415,817.16/x
  3. Step 3: Cross multiply
    755,415.24x = 1,042,433.46 × 415,817.16
  4. Step 4: Simplify right side
    755,415.24x = 433,461,720,826.17
  5. Step 5: Solve for x
    x = 433,461,720,826.17/755,415.24
  6. Step 6: Final answer
    x = 573,805.90

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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.