Home / 887,835.89-1,332,701.55-382,646.18

Finding the Fourth Proportional to 887,835.89, 1,332,701.55 and 382,646.18

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Solution

The fourth proportional to 887,835.89, 1,332,701.55 and 382,646.18 is: 574,377.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,835.89 : 1,332,701.55 = 382,646.18 : x
  2. Step 2: Convert to fraction form
    887,835.89/1,332,701.55 = 382,646.18/x
  3. Step 3: Cross multiply
    887,835.89x = 1,332,701.55 × 382,646.18
  4. Step 4: Simplify right side
    887,835.89x = 509,953,157,187.58
  5. Step 5: Solve for x
    x = 509,953,157,187.58/887,835.89
  6. Step 6: Final answer
    x = 574,377.72

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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.