Home / 901,243.52-1,243,631.02-538,595.20

Finding the Fourth Proportional to 901,243.52, 1,243,631.02 and 538,595.20

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Solution

The fourth proportional to 901,243.52, 1,243,631.02 and 538,595.20 is: 743,210.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,243.52 : 1,243,631.02 = 538,595.20 : x
  2. Step 2: Convert to fraction form
    901,243.52/1,243,631.02 = 538,595.20/x
  3. Step 3: Cross multiply
    901,243.52x = 1,243,631.02 × 538,595.20
  4. Step 4: Simplify right side
    901,243.52x = 669,813,697,943.10
  5. Step 5: Solve for x
    x = 669,813,697,943.10/901,243.52
  6. Step 6: Final answer
    x = 743,210.56

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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.