Home / 888,271.02-1,225,798.72-501,087.28

Finding the Fourth Proportional to 888,271.02, 1,225,798.72 and 501,087.28

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Solution

The fourth proportional to 888,271.02, 1,225,798.72 and 501,087.28 is: 691,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,271.02 : 1,225,798.72 = 501,087.28 : x
  2. Step 2: Convert to fraction form
    888,271.02/1,225,798.72 = 501,087.28/x
  3. Step 3: Cross multiply
    888,271.02x = 1,225,798.72 × 501,087.28
  4. Step 4: Simplify right side
    888,271.02x = 614,232,146,432.28
  5. Step 5: Solve for x
    x = 614,232,146,432.28/888,271.02
  6. Step 6: Final answer
    x = 691,491.82

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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.