Home / 810,693.27-1,118,867.90-466,522.11

Finding the Fourth Proportional to 810,693.27, 1,118,867.90 and 466,522.11

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Solution

The fourth proportional to 810,693.27, 1,118,867.90 and 466,522.11 is: 643,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,693.27 : 1,118,867.90 = 466,522.11 : x
  2. Step 2: Convert to fraction form
    810,693.27/1,118,867.90 = 466,522.11/x
  3. Step 3: Cross multiply
    810,693.27x = 1,118,867.90 × 466,522.11
  4. Step 4: Simplify right side
    810,693.27x = 521,976,611,186.66
  5. Step 5: Solve for x
    x = 521,976,611,186.66/810,693.27
  6. Step 6: Final answer
    x = 643,864.49

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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.