Home / 674,254.02-1,011,419.88-253,533.54

Finding the Fourth Proportional to 674,254.02, 1,011,419.88 and 253,533.54

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Solution

The fourth proportional to 674,254.02, 1,011,419.88 and 253,533.54 is: 380,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,254.02 : 1,011,419.88 = 253,533.54 : x
  2. Step 2: Convert to fraction form
    674,254.02/1,011,419.88 = 253,533.54/x
  3. Step 3: Cross multiply
    674,254.02x = 1,011,419.88 × 253,533.54
  4. Step 4: Simplify right side
    674,254.02x = 256,428,862,602.78
  5. Step 5: Solve for x
    x = 256,428,862,602.78/674,254.02
  6. Step 6: Final answer
    x = 380,314.92

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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.