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Finding the Fourth Proportional to 341,339.49, 511,990.06 and 104,681.52

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Solution

The fourth proportional to 341,339.49, 511,990.06 and 104,681.52 is: 157,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,339.49 : 511,990.06 = 104,681.52 : x
  2. Step 2: Convert to fraction form
    341,339.49/511,990.06 = 104,681.52/x
  3. Step 3: Cross multiply
    341,339.49x = 511,990.06 × 104,681.52
  4. Step 4: Simplify right side
    341,339.49x = 53,595,897,705.69
  5. Step 5: Solve for x
    x = 53,595,897,705.69/341,339.49
  6. Step 6: Final answer
    x = 157,016.40

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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.