Home / 679,152.06-1,018,717.62-173,708.58

Finding the Fourth Proportional to 679,152.06, 1,018,717.62 and 173,708.58

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Solution

The fourth proportional to 679,152.06, 1,018,717.62 and 173,708.58 is: 260,560.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,152.06 : 1,018,717.62 = 173,708.58 : x
  2. Step 2: Convert to fraction form
    679,152.06/1,018,717.62 = 173,708.58/x
  3. Step 3: Cross multiply
    679,152.06x = 1,018,717.62 × 173,708.58
  4. Step 4: Simplify right side
    679,152.06x = 176,959,991,191.18
  5. Step 5: Solve for x
    x = 176,959,991,191.18/679,152.06
  6. Step 6: Final answer
    x = 260,560.19

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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.