Home / 824,575.36-1,137,955.08-502,233.88

Finding the Fourth Proportional to 824,575.36, 1,137,955.08 and 502,233.88

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Solution

The fourth proportional to 824,575.36, 1,137,955.08 and 502,233.88 is: 693,107.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,575.36 : 1,137,955.08 = 502,233.88 : x
  2. Step 2: Convert to fraction form
    824,575.36/1,137,955.08 = 502,233.88/x
  3. Step 3: Cross multiply
    824,575.36x = 1,137,955.08 × 502,233.88
  4. Step 4: Simplify right side
    824,575.36x = 571,519,595,094.11
  5. Step 5: Solve for x
    x = 571,519,595,094.11/824,575.36
  6. Step 6: Final answer
    x = 693,107.78

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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.