Home / 679,144.02-1,018,714.95-180,508.02

Finding the Fourth Proportional to 679,144.02, 1,018,714.95 and 180,508.02

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Solution

The fourth proportional to 679,144.02, 1,018,714.95 and 180,508.02 is: 270,761.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,144.02 : 1,018,714.95 = 180,508.02 : x
  2. Step 2: Convert to fraction form
    679,144.02/1,018,714.95 = 180,508.02/x
  3. Step 3: Cross multiply
    679,144.02x = 1,018,714.95 × 180,508.02
  4. Step 4: Simplify right side
    679,144.02x = 183,886,218,568.90
  5. Step 5: Solve for x
    x = 183,886,218,568.90/679,144.02
  6. Step 6: Final answer
    x = 270,761.74

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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.