Home / 997,785.06-1,376,941.02-545,079.30

Finding the Fourth Proportional to 997,785.06, 1,376,941.02 and 545,079.30

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Solution

The fourth proportional to 997,785.06, 1,376,941.02 and 545,079.30 is: 752,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,785.06 : 1,376,941.02 = 545,079.30 : x
  2. Step 2: Convert to fraction form
    997,785.06/1,376,941.02 = 545,079.30/x
  3. Step 3: Cross multiply
    997,785.06x = 1,376,941.02 × 545,079.30
  4. Step 4: Simplify right side
    997,785.06x = 750,542,047,322.89
  5. Step 5: Solve for x
    x = 750,542,047,322.89/997,785.06
  6. Step 6: Final answer
    x = 752,208.14

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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.