Home / 591,266.17-815,948.10-336,617.36

Finding the Fourth Proportional to 591,266.17, 815,948.10 and 336,617.36

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Solution

The fourth proportional to 591,266.17, 815,948.10 and 336,617.36 is: 464,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,266.17 : 815,948.10 = 336,617.36 : x
  2. Step 2: Convert to fraction form
    591,266.17/815,948.10 = 336,617.36/x
  3. Step 3: Cross multiply
    591,266.17x = 815,948.10 × 336,617.36
  4. Step 4: Simplify right side
    591,266.17x = 274,662,291,239.28
  5. Step 5: Solve for x
    x = 274,662,291,239.28/591,266.17
  6. Step 6: Final answer
    x = 464,532.40

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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.