Home / 727,597.48-1,091,130.13-278,096.08

Finding the Fourth Proportional to 727,597.48, 1,091,130.13 and 278,096.08

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Solution

The fourth proportional to 727,597.48, 1,091,130.13 and 278,096.08 is: 417,042.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,597.48 : 1,091,130.13 = 278,096.08 : x
  2. Step 2: Convert to fraction form
    727,597.48/1,091,130.13 = 278,096.08/x
  3. Step 3: Cross multiply
    727,597.48x = 1,091,130.13 × 278,096.08
  4. Step 4: Simplify right side
    727,597.48x = 303,439,011,922.89
  5. Step 5: Solve for x
    x = 303,439,011,922.89/727,597.48
  6. Step 6: Final answer
    x = 417,042.42

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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.