Home / 1,055,311.29-1,582,945.02-256,597.02

Finding the Fourth Proportional to 1,055,311.29, 1,582,945.02 and 256,597.02

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Solution

The fourth proportional to 1,055,311.29, 1,582,945.02 and 256,597.02 is: 384,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,311.29 : 1,582,945.02 = 256,597.02 : x
  2. Step 2: Convert to fraction form
    1,055,311.29/1,582,945.02 = 256,597.02/x
  3. Step 3: Cross multiply
    1,055,311.29x = 1,582,945.02 × 256,597.02
  4. Step 4: Simplify right side
    1,055,311.29x = 406,178,974,955.84
  5. Step 5: Solve for x
    x = 406,178,974,955.84/1,055,311.29
  6. Step 6: Final answer
    x = 384,890.20

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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.