Home / 1,146,993.35-1,720,378.85-348,281.91

Finding the Fourth Proportional to 1,146,993.35, 1,720,378.85 and 348,281.91

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Solution

The fourth proportional to 1,146,993.35, 1,720,378.85 and 348,281.91 is: 522,389.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,993.35 : 1,720,378.85 = 348,281.91 : x
  2. Step 2: Convert to fraction form
    1,146,993.35/1,720,378.85 = 348,281.91/x
  3. Step 3: Cross multiply
    1,146,993.35x = 1,720,378.85 × 348,281.91
  4. Step 4: Simplify right side
    1,146,993.35x = 599,176,830,060.19
  5. Step 5: Solve for x
    x = 599,176,830,060.19/1,146,993.35
  6. Step 6: Final answer
    x = 522,389.11

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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.