Home / 679,140.02-1,018,708.95-180,504.02

Finding the Fourth Proportional to 679,140.02, 1,018,708.95 and 180,504.02

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Solution

The fourth proportional to 679,140.02, 1,018,708.95 and 180,504.02 is: 270,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,140.02 : 1,018,708.95 = 180,504.02 : x
  2. Step 2: Convert to fraction form
    679,140.02/1,018,708.95 = 180,504.02/x
  3. Step 3: Cross multiply
    679,140.02x = 1,018,708.95 × 180,504.02
  4. Step 4: Simplify right side
    679,140.02x = 183,881,060,684.98
  5. Step 5: Solve for x
    x = 183,881,060,684.98/679,140.02
  6. Step 6: Final answer
    x = 270,755.74

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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.