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Finding the Fourth Proportional to 341,088.24, 511,706.16 and 130,726.32

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Solution

The fourth proportional to 341,088.24, 511,706.16 and 130,726.32 is: 196,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,088.24 : 511,706.16 = 130,726.32 : x
  2. Step 2: Convert to fraction form
    341,088.24/511,706.16 = 130,726.32/x
  3. Step 3: Cross multiply
    341,088.24x = 511,706.16 × 130,726.32
  4. Step 4: Simplify right side
    341,088.24x = 66,893,463,218.13
  5. Step 5: Solve for x
    x = 66,893,463,218.13/341,088.24
  6. Step 6: Final answer
    x = 196,117.76

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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.