Home / 875,219.04-1,310,712.30-724,348.80

Finding the Fourth Proportional to 875,219.04, 1,310,712.30 and 724,348.80

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Solution

The fourth proportional to 875,219.04, 1,310,712.30 and 724,348.80 is: 1,084,771.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,219.04 : 1,310,712.30 = 724,348.80 : x
  2. Step 2: Convert to fraction form
    875,219.04/1,310,712.30 = 724,348.80/x
  3. Step 3: Cross multiply
    875,219.04x = 1,310,712.30 × 724,348.80
  4. Step 4: Simplify right side
    875,219.04x = 949,412,881,650.24
  5. Step 5: Solve for x
    x = 949,412,881,650.24/875,219.04
  6. Step 6: Final answer
    x = 1,084,771.74

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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.