Home / 949,281.28-1,423,884.48-349,983.36

Finding the Fourth Proportional to 949,281.28, 1,423,884.48 and 349,983.36

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Solution

The fourth proportional to 949,281.28, 1,423,884.48 and 349,983.36 is: 524,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,281.28 : 1,423,884.48 = 349,983.36 : x
  2. Step 2: Convert to fraction form
    949,281.28/1,423,884.48 = 349,983.36/x
  3. Step 3: Cross multiply
    949,281.28x = 1,423,884.48 × 349,983.36
  4. Step 4: Simplify right side
    949,281.28x = 498,335,874,562.25
  5. Step 5: Solve for x
    x = 498,335,874,562.25/949,281.28
  6. Step 6: Final answer
    x = 524,961.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.