Home / 996,854.90-1,495,627.95-436,291.70

Finding the Fourth Proportional to 996,854.90, 1,495,627.95 and 436,291.70

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Solution

The fourth proportional to 996,854.90, 1,495,627.95 and 436,291.70 is: 654,588.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,854.90 : 1,495,627.95 = 436,291.70 : x
  2. Step 2: Convert to fraction form
    996,854.90/1,495,627.95 = 436,291.70/x
  3. Step 3: Cross multiply
    996,854.90x = 1,495,627.95 × 436,291.70
  4. Step 4: Simplify right side
    996,854.90x = 652,530,060,873.02
  5. Step 5: Solve for x
    x = 652,530,060,873.02/996,854.90
  6. Step 6: Final answer
    x = 654,588.81

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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.