Home / 977,816.13-1,466,725.41-267,850.32

Finding the Fourth Proportional to 977,816.13, 1,466,725.41 and 267,850.32

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Solution

The fourth proportional to 977,816.13, 1,466,725.41 and 267,850.32 is: 401,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,816.13 : 1,466,725.41 = 267,850.32 : x
  2. Step 2: Convert to fraction form
    977,816.13/1,466,725.41 = 267,850.32/x
  3. Step 3: Cross multiply
    977,816.13x = 1,466,725.41 × 267,850.32
  4. Step 4: Simplify right side
    977,816.13x = 392,862,870,420.63
  5. Step 5: Solve for x
    x = 392,862,870,420.63/977,816.13
  6. Step 6: Final answer
    x = 401,775.81

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1.5x scale

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.