Home / 883,244.40-1,218,881.88-480,839.28

Finding the Fourth Proportional to 883,244.40, 1,218,881.88 and 480,839.28

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Solution

The fourth proportional to 883,244.40, 1,218,881.88 and 480,839.28 is: 663,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,244.40 : 1,218,881.88 = 480,839.28 : x
  2. Step 2: Convert to fraction form
    883,244.40/1,218,881.88 = 480,839.28/x
  3. Step 3: Cross multiply
    883,244.40x = 1,218,881.88 × 480,839.28
  4. Step 4: Simplify right side
    883,244.40x = 586,086,285,584.25
  5. Step 5: Solve for x
    x = 586,086,285,584.25/883,244.40
  6. Step 6: Final answer
    x = 663,560.72

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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.