Home / 1,146,760.64-1,720,146.47-348,049.12

Finding the Fourth Proportional to 1,146,760.64, 1,720,146.47 and 348,049.12

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Solution

The fourth proportional to 1,146,760.64, 1,720,146.47 and 348,049.12 is: 522,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,760.64 : 1,720,146.47 = 348,049.12 : x
  2. Step 2: Convert to fraction form
    1,146,760.64/1,720,146.47 = 348,049.12/x
  3. Step 3: Cross multiply
    1,146,760.64x = 1,720,146.47 × 348,049.12
  4. Step 4: Simplify right side
    1,146,760.64x = 598,695,465,154.61
  5. Step 5: Solve for x
    x = 598,695,465,154.61/1,146,760.64
  6. Step 6: Final answer
    x = 522,075.35

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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.