Home / 887,558.10-1,330,608.15-382,506.90

Finding the Fourth Proportional to 887,558.10, 1,330,608.15 and 382,506.90

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Solution

The fourth proportional to 887,558.10, 1,330,608.15 and 382,506.90 is: 573,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,558.10 : 1,330,608.15 = 382,506.90 : x
  2. Step 2: Convert to fraction form
    887,558.10/1,330,608.15 = 382,506.90/x
  3. Step 3: Cross multiply
    887,558.10x = 1,330,608.15 × 382,506.90
  4. Step 4: Simplify right side
    887,558.10x = 508,966,798,571.24
  5. Step 5: Solve for x
    x = 508,966,798,571.24/887,558.10
  6. Step 6: Final answer
    x = 573,446.18

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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.