Home / 972,316.80-1,458,475.20-341,294.40

Finding the Fourth Proportional to 972,316.80, 1,458,475.20 and 341,294.40

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Solution

The fourth proportional to 972,316.80, 1,458,475.20 and 341,294.40 is: 511,941.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,316.80 : 1,458,475.20 = 341,294.40 : x
  2. Step 2: Convert to fraction form
    972,316.80/1,458,475.20 = 341,294.40/x
  3. Step 3: Cross multiply
    972,316.80x = 1,458,475.20 × 341,294.40
  4. Step 4: Simplify right side
    972,316.80x = 497,769,418,298.88
  5. Step 5: Solve for x
    x = 497,769,418,298.88/972,316.80
  6. Step 6: Final answer
    x = 511,941.60

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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.