Home / 788,603.52-1,182,862.74-451,433.72

Finding the Fourth Proportional to 788,603.52, 1,182,862.74 and 451,433.72

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Solution

The fourth proportional to 788,603.52, 1,182,862.74 and 451,433.72 is: 677,126.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,603.52 : 1,182,862.74 = 451,433.72 : x
  2. Step 2: Convert to fraction form
    788,603.52/1,182,862.74 = 451,433.72/x
  3. Step 3: Cross multiply
    788,603.52x = 1,182,862.74 × 451,433.72
  4. Step 4: Simplify right side
    788,603.52x = 533,984,126,967.59
  5. Step 5: Solve for x
    x = 533,984,126,967.59/788,603.52
  6. Step 6: Final answer
    x = 677,126.23

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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.