Home / 835,234.12-1,152,631.54-453,264.20

Finding the Fourth Proportional to 835,234.12, 1,152,631.54 and 453,264.20

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Solution

The fourth proportional to 835,234.12, 1,152,631.54 and 453,264.20 is: 625,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,234.12 : 1,152,631.54 = 453,264.20 : x
  2. Step 2: Convert to fraction form
    835,234.12/1,152,631.54 = 453,264.20/x
  3. Step 3: Cross multiply
    835,234.12x = 1,152,631.54 × 453,264.20
  4. Step 4: Simplify right side
    835,234.12x = 522,446,612,872.87
  5. Step 5: Solve for x
    x = 522,446,612,872.87/835,234.12
  6. Step 6: Final answer
    x = 625,509.18

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.