Home / 782,204.08-1,079,441.64-424,508.08

Finding the Fourth Proportional to 782,204.08, 1,079,441.64 and 424,508.08

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Solution

The fourth proportional to 782,204.08, 1,079,441.64 and 424,508.08 is: 585,821.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,204.08 : 1,079,441.64 = 424,508.08 : x
  2. Step 2: Convert to fraction form
    782,204.08/1,079,441.64 = 424,508.08/x
  3. Step 3: Cross multiply
    782,204.08x = 1,079,441.64 × 424,508.08
  4. Step 4: Simplify right side
    782,204.08x = 458,231,698,068.45
  5. Step 5: Solve for x
    x = 458,231,698,068.45/782,204.08
  6. Step 6: Final answer
    x = 585,821.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.