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Finding the Fourth Proportional to 339,780.27, 508,561.13 and 249,799.24

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Solution

The fourth proportional to 339,780.27, 508,561.13 and 249,799.24 is: 373,883.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,780.27 : 508,561.13 = 249,799.24 : x
  2. Step 2: Convert to fraction form
    339,780.27/508,561.13 = 249,799.24/x
  3. Step 3: Cross multiply
    339,780.27x = 508,561.13 × 249,799.24
  4. Step 4: Simplify right side
    339,780.27x = 127,038,185,027.74
  5. Step 5: Solve for x
    x = 127,038,185,027.74/339,780.27
  6. Step 6: Final answer
    x = 373,883.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.