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Finding the Fourth Proportional to 292,166.96, 402,824.92 and 243,838.32

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Solution

The fourth proportional to 292,166.96, 402,824.92 and 243,838.32 is: 336,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,166.96 : 402,824.92 = 243,838.32 : x
  2. Step 2: Convert to fraction form
    292,166.96/402,824.92 = 243,838.32/x
  3. Step 3: Cross multiply
    292,166.96x = 402,824.92 × 243,838.32
  4. Step 4: Simplify right side
    292,166.96x = 98,224,151,746.93
  5. Step 5: Solve for x
    x = 98,224,151,746.93/292,166.96
  6. Step 6: Final answer
    x = 336,191.85

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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.