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Finding the Fourth Proportional to 502,014.03, 692,304.54 and 329,627.93

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Solution

The fourth proportional to 502,014.03, 692,304.54 and 329,627.93 is: 454,574.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,014.03 : 692,304.54 = 329,627.93 : x
  2. Step 2: Convert to fraction form
    502,014.03/692,304.54 = 329,627.93/x
  3. Step 3: Cross multiply
    502,014.03x = 692,304.54 × 329,627.93
  4. Step 4: Simplify right side
    502,014.03x = 228,202,908,988.28
  5. Step 5: Solve for x
    x = 228,202,908,988.28/502,014.03
  6. Step 6: Final answer
    x = 454,574.76

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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.