Home / 996,772.60-1,495,387.86-286,806.52

Finding the Fourth Proportional to 996,772.60, 1,495,387.86 and 286,806.52

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Solution

The fourth proportional to 996,772.60, 1,495,387.86 and 286,806.52 is: 430,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,772.60 : 1,495,387.86 = 286,806.52 : x
  2. Step 2: Convert to fraction form
    996,772.60/1,495,387.86 = 286,806.52/x
  3. Step 3: Cross multiply
    996,772.60x = 1,495,387.86 × 286,806.52
  4. Step 4: Simplify right side
    996,772.60x = 428,886,988,176.85
  5. Step 5: Solve for x
    x = 428,886,988,176.85/996,772.60
  6. Step 6: Final answer
    x = 430,275.66

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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.