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Finding the Fourth Proportional to 502,024.96, 692,795.28 and 275,684.80

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Solution

The fourth proportional to 502,024.96, 692,795.28 and 275,684.80 is: 380,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,024.96 : 692,795.28 = 275,684.80 : x
  2. Step 2: Convert to fraction form
    502,024.96/692,795.28 = 275,684.80/x
  3. Step 3: Cross multiply
    502,024.96x = 692,795.28 × 275,684.80
  4. Step 4: Simplify right side
    502,024.96x = 190,993,128,207.74
  5. Step 5: Solve for x
    x = 190,993,128,207.74/502,024.96
  6. Step 6: Final answer
    x = 380,445.48

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1.5x scale

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.