Home / 887,559.10-1,330,609.65-382,507.90

Finding the Fourth Proportional to 887,559.10, 1,330,609.65 and 382,507.90

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Solution

The fourth proportional to 887,559.10, 1,330,609.65 and 382,507.90 is: 573,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,559.10 : 1,330,609.65 = 382,507.90 : x
  2. Step 2: Convert to fraction form
    887,559.10/1,330,609.65 = 382,507.90/x
  3. Step 3: Cross multiply
    887,559.10x = 1,330,609.65 × 382,507.90
  4. Step 4: Simplify right side
    887,559.10x = 508,968,702,941.24
  5. Step 5: Solve for x
    x = 508,968,702,941.24/887,559.10
  6. Step 6: Final answer
    x = 573,447.68

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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.