Home / 887,821.46-1,332,679.88-382,631.75

Finding the Fourth Proportional to 887,821.46, 1,332,679.88 and 382,631.75

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Solution

The fourth proportional to 887,821.46, 1,332,679.88 and 382,631.75 is: 574,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,821.46 : 1,332,679.88 = 382,631.75 : x
  2. Step 2: Convert to fraction form
    887,821.46/1,332,679.88 = 382,631.75/x
  3. Step 3: Cross multiply
    887,821.46x = 1,332,679.88 × 382,631.75
  4. Step 4: Simplify right side
    887,821.46x = 509,925,628,010.79
  5. Step 5: Solve for x
    x = 509,925,628,010.79/887,821.46
  6. Step 6: Final answer
    x = 574,356.05

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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.