Home / 777,532.97-1,073,000.48-433,390.72

Finding the Fourth Proportional to 777,532.97, 1,073,000.48 and 433,390.72

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Solution

The fourth proportional to 777,532.97, 1,073,000.48 and 433,390.72 is: 598,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,532.97 : 1,073,000.48 = 433,390.72 : x
  2. Step 2: Convert to fraction form
    777,532.97/1,073,000.48 = 433,390.72/x
  3. Step 3: Cross multiply
    777,532.97x = 1,073,000.48 × 433,390.72
  4. Step 4: Simplify right side
    777,532.97x = 465,028,450,587.55
  5. Step 5: Solve for x
    x = 465,028,450,587.55/777,532.97
  6. Step 6: Final answer
    x = 598,081.97

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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.