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Finding the Fourth Proportional to 852,609.60, 1,279,497.60 and 473,529.60

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Solution

The fourth proportional to 852,609.60, 1,279,497.60 and 473,529.60 is: 710,618.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,609.60 : 1,279,497.60 = 473,529.60 : x
  2. Step 2: Convert to fraction form
    852,609.60/1,279,497.60 = 473,529.60/x
  3. Step 3: Cross multiply
    852,609.60x = 1,279,497.60 × 473,529.60
  4. Step 4: Simplify right side
    852,609.60x = 605,879,986,728.96
  5. Step 5: Solve for x
    x = 605,879,986,728.96/852,609.60
  6. Step 6: Final answer
    x = 710,618.30

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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.