Home / 1,146,328.20-1,719,054.90-347,344.20

Finding the Fourth Proportional to 1,146,328.20, 1,719,054.90 and 347,344.20

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Solution

The fourth proportional to 1,146,328.20, 1,719,054.90 and 347,344.20 is: 520,883.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,328.20 : 1,719,054.90 = 347,344.20 : x
  2. Step 2: Convert to fraction form
    1,146,328.20/1,719,054.90 = 347,344.20/x
  3. Step 3: Cross multiply
    1,146,328.20x = 1,719,054.90 × 347,344.20
  4. Step 4: Simplify right side
    1,146,328.20x = 597,103,748,996.58
  5. Step 5: Solve for x
    x = 597,103,748,996.58/1,146,328.20
  6. Step 6: Final answer
    x = 520,883.77

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Double scale
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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.