Home / 715,484.48-1,073,451.36-294,958.40

Finding the Fourth Proportional to 715,484.48, 1,073,451.36 and 294,958.40

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Solution

The fourth proportional to 715,484.48, 1,073,451.36 and 294,958.40 is: 442,530.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,484.48 : 1,073,451.36 = 294,958.40 : x
  2. Step 2: Convert to fraction form
    715,484.48/1,073,451.36 = 294,958.40/x
  3. Step 3: Cross multiply
    715,484.48x = 1,073,451.36 × 294,958.40
  4. Step 4: Simplify right side
    715,484.48x = 316,623,495,623.42
  5. Step 5: Solve for x
    x = 316,623,495,623.42/715,484.48
  6. Step 6: Final answer
    x = 442,530.21

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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.