Home / 982,034.80-1,472,015.40-382,764.40

Finding the Fourth Proportional to 982,034.80, 1,472,015.40 and 382,764.40

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Solution

The fourth proportional to 982,034.80, 1,472,015.40 and 382,764.40 is: 573,742.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,034.80 : 1,472,015.40 = 382,764.40 : x
  2. Step 2: Convert to fraction form
    982,034.80/1,472,015.40 = 382,764.40/x
  3. Step 3: Cross multiply
    982,034.80x = 1,472,015.40 × 382,764.40
  4. Step 4: Simplify right side
    982,034.80x = 563,435,091,371.76
  5. Step 5: Solve for x
    x = 563,435,091,371.76/982,034.80
  6. Step 6: Final answer
    x = 573,742.49

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1.5x scale

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.