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Finding the Fourth Proportional to 295,273.60, 442,852.80 and 95,545.60

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Solution

The fourth proportional to 295,273.60, 442,852.80 and 95,545.60 is: 143,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,273.60 : 442,852.80 = 95,545.60 : x
  2. Step 2: Convert to fraction form
    295,273.60/442,852.80 = 95,545.60/x
  3. Step 3: Cross multiply
    295,273.60x = 442,852.80 × 95,545.60
  4. Step 4: Simplify right side
    295,273.60x = 42,312,636,487.68
  5. Step 5: Solve for x
    x = 42,312,636,487.68/295,273.60
  6. Step 6: Final answer
    x = 143,299.76

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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.