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Finding the Fourth Proportional to 466,811.10, 700,216.65 and 459,812.70

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Solution

The fourth proportional to 466,811.10, 700,216.65 and 459,812.70 is: 689,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,811.10 : 700,216.65 = 459,812.70 : x
  2. Step 2: Convert to fraction form
    466,811.10/700,216.65 = 459,812.70/x
  3. Step 3: Cross multiply
    466,811.10x = 700,216.65 × 459,812.70
  4. Step 4: Simplify right side
    466,811.10x = 321,968,508,421.46
  5. Step 5: Solve for x
    x = 321,968,508,421.46/466,811.10
  6. Step 6: Final answer
    x = 689,719.05

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Similar ratio
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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.