Home / 716,923.50-1,076,132.55-317,844.53

Finding the Fourth Proportional to 716,923.50, 1,076,132.55 and 317,844.53

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Solution

The fourth proportional to 716,923.50, 1,076,132.55 and 317,844.53 is: 477,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,923.50 : 1,076,132.55 = 317,844.53 : x
  2. Step 2: Convert to fraction form
    716,923.50/1,076,132.55 = 317,844.53/x
  3. Step 3: Cross multiply
    716,923.50x = 1,076,132.55 × 317,844.53
  4. Step 4: Simplify right side
    716,923.50x = 342,042,844,419.20
  5. Step 5: Solve for x
    x = 342,042,844,419.20/716,923.50
  6. Step 6: Final answer
    x = 477,098.11

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1.5x scale

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.