Home / 793,776.60-1,095,380.28-471,478.20

Finding the Fourth Proportional to 793,776.60, 1,095,380.28 and 471,478.20

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Solution

The fourth proportional to 793,776.60, 1,095,380.28 and 471,478.20 is: 650,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,776.60 : 1,095,380.28 = 471,478.20 : x
  2. Step 2: Convert to fraction form
    793,776.60/1,095,380.28 = 471,478.20/x
  3. Step 3: Cross multiply
    793,776.60x = 1,095,380.28 × 471,478.20
  4. Step 4: Simplify right side
    793,776.60x = 516,447,922,729.90
  5. Step 5: Solve for x
    x = 516,447,922,729.90/793,776.60
  6. Step 6: Final answer
    x = 650,621.25

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Double scale
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Similar ratio
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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.