Home / 975,753.52-1,346,474.56-540,141.28

Finding the Fourth Proportional to 975,753.52, 1,346,474.56 and 540,141.28

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Solution

The fourth proportional to 975,753.52, 1,346,474.56 and 540,141.28 is: 745,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,753.52 : 1,346,474.56 = 540,141.28 : x
  2. Step 2: Convert to fraction form
    975,753.52/1,346,474.56 = 540,141.28/x
  3. Step 3: Cross multiply
    975,753.52x = 1,346,474.56 × 540,141.28
  4. Step 4: Simplify right side
    975,753.52x = 727,286,492,325.84
  5. Step 5: Solve for x
    x = 727,286,492,325.84/975,753.52
  6. Step 6: Final answer
    x = 745,358.82

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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.