Home / 587,559.77-810,534.02-383,730

Finding the Fourth Proportional to 587,559.77, 810,534.02 and 383,730

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Solution

The fourth proportional to 587,559.77, 810,534.02 and 383,730 is: 529,352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,559.77 : 810,534.02 = 383,730 : x
  2. Step 2: Convert to fraction form
    587,559.77/810,534.02 = 383,730/x
  3. Step 3: Cross multiply
    587,559.77x = 810,534.02 × 383,730
  4. Step 4: Simplify right side
    587,559.77x = 311,026,217,575.95
  5. Step 5: Solve for x
    x = 311,026,217,575.95/587,559.77
  6. Step 6: Final answer
    x = 529,352.48

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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.