Home / 753,655.02-1,130,648.61-417,186.44

Finding the Fourth Proportional to 753,655.02, 1,130,648.61 and 417,186.44

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Solution

The fourth proportional to 753,655.02, 1,130,648.61 and 417,186.44 is: 625,871.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,655.02 : 1,130,648.61 = 417,186.44 : x
  2. Step 2: Convert to fraction form
    753,655.02/1,130,648.61 = 417,186.44/x
  3. Step 3: Cross multiply
    753,655.02x = 1,130,648.61 × 417,186.44
  4. Step 4: Simplify right side
    753,655.02x = 471,691,262,843.61
  5. Step 5: Solve for x
    x = 471,691,262,843.61/753,655.02
  6. Step 6: Final answer
    x = 625,871.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.