Home / 413,031.24-569,915.46-243,242.28

Finding the Fourth Proportional to 413,031.24, 569,915.46 and 243,242.28

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Solution

The fourth proportional to 413,031.24, 569,915.46 and 243,242.28 is: 335,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,031.24 : 569,915.46 = 243,242.28 : x
  2. Step 2: Convert to fraction form
    413,031.24/569,915.46 = 243,242.28/x
  3. Step 3: Cross multiply
    413,031.24x = 569,915.46 × 243,242.28
  4. Step 4: Simplify right side
    413,031.24x = 138,627,535,897.65
  5. Step 5: Solve for x
    x = 138,627,535,897.65/413,031.24
  6. Step 6: Final answer
    x = 335,634.51

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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.