Home / 1,011,316.74-1,517,201.10-380,236.02

Finding the Fourth Proportional to 1,011,316.74, 1,517,201.10 and 380,236.02

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Solution

The fourth proportional to 1,011,316.74, 1,517,201.10 and 380,236.02 is: 570,439.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,316.74 : 1,517,201.10 = 380,236.02 : x
  2. Step 2: Convert to fraction form
    1,011,316.74/1,517,201.10 = 380,236.02/x
  3. Step 3: Cross multiply
    1,011,316.74x = 1,517,201.10 × 380,236.02
  4. Step 4: Simplify right side
    1,011,316.74x = 576,894,507,803.62
  5. Step 5: Solve for x
    x = 576,894,507,803.62/1,011,316.74
  6. Step 6: Final answer
    x = 570,439.00

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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.