Home / 823,248.60-1,234,095.30-486,547.80

Finding the Fourth Proportional to 823,248.60, 1,234,095.30 and 486,547.80

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Solution

The fourth proportional to 823,248.60, 1,234,095.30 and 486,547.80 is: 729,362.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,248.60 : 1,234,095.30 = 486,547.80 : x
  2. Step 2: Convert to fraction form
    823,248.60/1,234,095.30 = 486,547.80/x
  3. Step 3: Cross multiply
    823,248.60x = 1,234,095.30 × 486,547.80
  4. Step 4: Simplify right side
    823,248.60x = 600,446,353,205.34
  5. Step 5: Solve for x
    x = 600,446,353,205.34/823,248.60
  6. Step 6: Final answer
    x = 729,362.13

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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.