Home / 901,557.02-1,244,232.15-499,149.02

Finding the Fourth Proportional to 901,557.02, 1,244,232.15 and 499,149.02

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Solution

The fourth proportional to 901,557.02, 1,244,232.15 and 499,149.02 is: 688,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,557.02 : 1,244,232.15 = 499,149.02 : x
  2. Step 2: Convert to fraction form
    901,557.02/1,244,232.15 = 499,149.02/x
  3. Step 3: Cross multiply
    901,557.02x = 1,244,232.15 × 499,149.02
  4. Step 4: Simplify right side
    901,557.02x = 621,057,258,324.99
  5. Step 5: Solve for x
    x = 621,057,258,324.99/901,557.02
  6. Step 6: Final answer
    x = 688,871.86

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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.