Home / 996,774.60-1,495,390.86-286,808.52

Finding the Fourth Proportional to 996,774.60, 1,495,390.86 and 286,808.52

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Solution

The fourth proportional to 996,774.60, 1,495,390.86 and 286,808.52 is: 430,278.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,774.60 : 1,495,390.86 = 286,808.52 : x
  2. Step 2: Convert to fraction form
    996,774.60/1,495,390.86 = 286,808.52/x
  3. Step 3: Cross multiply
    996,774.60x = 1,495,390.86 × 286,808.52
  4. Step 4: Simplify right side
    996,774.60x = 428,890,839,378.13
  5. Step 5: Solve for x
    x = 428,890,839,378.13/996,774.60
  6. Step 6: Final answer
    x = 430,278.66

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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.