Home / 807,170.50-1,113,895.29-467,835.58

Finding the Fourth Proportional to 807,170.50, 1,113,895.29 and 467,835.58

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Solution

The fourth proportional to 807,170.50, 1,113,895.29 and 467,835.58 is: 645,613.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,170.50 : 1,113,895.29 = 467,835.58 : x
  2. Step 2: Convert to fraction form
    807,170.50/1,113,895.29 = 467,835.58/x
  3. Step 3: Cross multiply
    807,170.50x = 1,113,895.29 × 467,835.58
  4. Step 4: Simplify right side
    807,170.50x = 521,119,849,056.42
  5. Step 5: Solve for x
    x = 521,119,849,056.42/807,170.50
  6. Step 6: Final answer
    x = 645,613.10

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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.