Home / 788,479.62-1,088,115.48-466,245.24

Finding the Fourth Proportional to 788,479.62, 1,088,115.48 and 466,245.24

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Solution

The fourth proportional to 788,479.62, 1,088,115.48 and 466,245.24 is: 643,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,479.62 : 1,088,115.48 = 466,245.24 : x
  2. Step 2: Convert to fraction form
    788,479.62/1,088,115.48 = 466,245.24/x
  3. Step 3: Cross multiply
    788,479.62x = 1,088,115.48 × 466,245.24
  4. Step 4: Simplify right side
    788,479.62x = 507,328,663,120.32
  5. Step 5: Solve for x
    x = 507,328,663,120.32/788,479.62
  6. Step 6: Final answer
    x = 643,426.48

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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.