Home / 342,746.04-472,922.28-215,348.04

Finding the Fourth Proportional to 342,746.04, 472,922.28 and 215,348.04

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Solution

The fourth proportional to 342,746.04, 472,922.28 and 215,348.04 is: 297,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,746.04 : 472,922.28 = 215,348.04 : x
  2. Step 2: Convert to fraction form
    342,746.04/472,922.28 = 215,348.04/x
  3. Step 3: Cross multiply
    342,746.04x = 472,922.28 × 215,348.04
  4. Step 4: Simplify right side
    342,746.04x = 101,842,886,070.33
  5. Step 5: Solve for x
    x = 101,842,886,070.33/342,746.04
  6. Step 6: Final answer
    x = 297,138.04

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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.