Home / 687,022.82-1,030,036.00-461,824.70

Finding the Fourth Proportional to 687,022.82, 1,030,036.00 and 461,824.70

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Solution

The fourth proportional to 687,022.82, 1,030,036.00 and 461,824.70 is: 692,402.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,022.82 : 1,030,036.00 = 461,824.70 : x
  2. Step 2: Convert to fraction form
    687,022.82/1,030,036.00 = 461,824.70/x
  3. Step 3: Cross multiply
    687,022.82x = 1,030,036.00 × 461,824.70
  4. Step 4: Simplify right side
    687,022.82x = 475,696,061,250.38
  5. Step 5: Solve for x
    x = 475,696,061,250.38/687,022.82
  6. Step 6: Final answer
    x = 692,402.13

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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.