Home / 950,718.76-1,311,778.98-542,690.28

Finding the Fourth Proportional to 950,718.76, 1,311,778.98 and 542,690.28

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Solution

The fourth proportional to 950,718.76, 1,311,778.98 and 542,690.28 is: 748,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,718.76 : 1,311,778.98 = 542,690.28 : x
  2. Step 2: Convert to fraction form
    950,718.76/1,311,778.98 = 542,690.28/x
  3. Step 3: Cross multiply
    950,718.76x = 1,311,778.98 × 542,690.28
  4. Step 4: Simplify right side
    950,718.76x = 711,889,701,954.32
  5. Step 5: Solve for x
    x = 711,889,701,954.32/950,718.76
  6. Step 6: Final answer
    x = 748,791.05

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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.