Home / 773,809.50-1,154,430.68-731,957.34

Finding the Fourth Proportional to 773,809.50, 1,154,430.68 and 731,957.34

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Solution

The fourth proportional to 773,809.50, 1,154,430.68 and 731,957.34 is: 1,091,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,809.50 : 1,154,430.68 = 731,957.34 : x
  2. Step 2: Convert to fraction form
    773,809.50/1,154,430.68 = 731,957.34/x
  3. Step 3: Cross multiply
    773,809.50x = 1,154,430.68 × 731,957.34
  4. Step 4: Simplify right side
    773,809.50x = 844,994,009,747.19
  5. Step 5: Solve for x
    x = 844,994,009,747.19/773,809.50
  6. Step 6: Final answer
    x = 1,091,992.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.