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Finding the Fourth Proportional to 343,225.92, 473,627.88 and 190,262.64

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Solution

The fourth proportional to 343,225.92, 473,627.88 and 190,262.64 is: 262,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,225.92 : 473,627.88 = 190,262.64 : x
  2. Step 2: Convert to fraction form
    343,225.92/473,627.88 = 190,262.64/x
  3. Step 3: Cross multiply
    343,225.92x = 473,627.88 × 190,262.64
  4. Step 4: Simplify right side
    343,225.92x = 90,113,690,826.40
  5. Step 5: Solve for x
    x = 90,113,690,826.40/343,225.92
  6. Step 6: Final answer
    x = 262,549.20

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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.