Home / 1,146,995.16-1,720,381.56-348,283.72

Finding the Fourth Proportional to 1,146,995.16, 1,720,381.56 and 348,283.72

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Solution

The fourth proportional to 1,146,995.16, 1,720,381.56 and 348,283.72 is: 522,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,995.16 : 1,720,381.56 = 348,283.72 : x
  2. Step 2: Convert to fraction form
    1,146,995.16/1,720,381.56 = 348,283.72/x
  3. Step 3: Cross multiply
    1,146,995.16x = 1,720,381.56 × 348,283.72
  4. Step 4: Simplify right side
    1,146,995.16x = 599,180,889,536.20
  5. Step 5: Solve for x
    x = 599,180,889,536.20/1,146,995.16
  6. Step 6: Final answer
    x = 522,391.82

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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.