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Finding the Fourth Proportional to 342,859.20, 514,230.48 and 93,482.88

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Solution

The fourth proportional to 342,859.20, 514,230.48 and 93,482.88 is: 140,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,859.20 : 514,230.48 = 93,482.88 : x
  2. Step 2: Convert to fraction form
    342,859.20/514,230.48 = 93,482.88/x
  3. Step 3: Cross multiply
    342,859.20x = 514,230.48 × 93,482.88
  4. Step 4: Simplify right side
    342,859.20x = 48,071,746,254.18
  5. Step 5: Solve for x
    x = 48,071,746,254.18/342,859.20
  6. Step 6: Final answer
    x = 140,208.42

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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.