Home / 679,145.02-1,018,716.45-180,509.02

Finding the Fourth Proportional to 679,145.02, 1,018,716.45 and 180,509.02

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Solution

The fourth proportional to 679,145.02, 1,018,716.45 and 180,509.02 is: 270,763.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,145.02 : 1,018,716.45 = 180,509.02 : x
  2. Step 2: Convert to fraction form
    679,145.02/1,018,716.45 = 180,509.02/x
  3. Step 3: Cross multiply
    679,145.02x = 1,018,716.45 × 180,509.02
  4. Step 4: Simplify right side
    679,145.02x = 183,887,508,047.38
  5. Step 5: Solve for x
    x = 183,887,508,047.38/679,145.02
  6. Step 6: Final answer
    x = 270,763.24

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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.