Home / 755,600.52-1,042,391.70-510,506.64

Finding the Fourth Proportional to 755,600.52, 1,042,391.70 and 510,506.64

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Solution

The fourth proportional to 755,600.52, 1,042,391.70 and 510,506.64 is: 704,271.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,600.52 : 1,042,391.70 = 510,506.64 : x
  2. Step 2: Convert to fraction form
    755,600.52/1,042,391.70 = 510,506.64/x
  3. Step 3: Cross multiply
    755,600.52x = 1,042,391.70 × 510,506.64
  4. Step 4: Simplify right side
    755,600.52x = 532,147,884,330.89
  5. Step 5: Solve for x
    x = 532,147,884,330.89/755,600.52
  6. Step 6: Final answer
    x = 704,271.46

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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.