Home / 730,123.20-1,095,165.66-330,472.62

Finding the Fourth Proportional to 730,123.20, 1,095,165.66 and 330,472.62

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Solution

The fourth proportional to 730,123.20, 1,095,165.66 and 330,472.62 is: 495,700.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,123.20 : 1,095,165.66 = 330,472.62 : x
  2. Step 2: Convert to fraction form
    730,123.20/1,095,165.66 = 330,472.62/x
  3. Step 3: Cross multiply
    730,123.20x = 1,095,165.66 × 330,472.62
  4. Step 4: Simplify right side
    730,123.20x = 361,922,264,994.23
  5. Step 5: Solve for x
    x = 361,922,264,994.23/730,123.20
  6. Step 6: Final answer
    x = 495,700.27

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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.