Home / 330,746.16-495,494.92-195,406.40

Finding the Fourth Proportional to 330,746.16, 495,494.92 and 195,406.40

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Solution

The fourth proportional to 330,746.16, 495,494.92 and 195,406.40 is: 292,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,746.16 : 495,494.92 = 195,406.40 : x
  2. Step 2: Convert to fraction form
    330,746.16/495,494.92 = 195,406.40/x
  3. Step 3: Cross multiply
    330,746.16x = 495,494.92 × 195,406.40
  4. Step 4: Simplify right side
    330,746.16x = 96,822,878,624.90
  5. Step 5: Solve for x
    x = 96,822,878,624.90/330,746.16
  6. Step 6: Final answer
    x = 292,740.75

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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.