Home / 1,146,990.53-1,720,374.63-348,279.10

Finding the Fourth Proportional to 1,146,990.53, 1,720,374.63 and 348,279.10

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Solution

The fourth proportional to 1,146,990.53, 1,720,374.63 and 348,279.10 is: 522,384.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,990.53 : 1,720,374.63 = 348,279.10 : x
  2. Step 2: Convert to fraction form
    1,146,990.53/1,720,374.63 = 348,279.10/x
  3. Step 3: Cross multiply
    1,146,990.53x = 1,720,374.63 × 348,279.10
  4. Step 4: Simplify right side
    1,146,990.53x = 599,170,522,192.25
  5. Step 5: Solve for x
    x = 599,170,522,192.25/1,146,990.53
  6. Step 6: Final answer
    x = 522,384.89

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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.