Home / 773,072.58-1,159,608.78-453,710.40

Finding the Fourth Proportional to 773,072.58, 1,159,608.78 and 453,710.40

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Solution

The fourth proportional to 773,072.58, 1,159,608.78 and 453,710.40 is: 680,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,072.58 : 1,159,608.78 = 453,710.40 : x
  2. Step 2: Convert to fraction form
    773,072.58/1,159,608.78 = 453,710.40/x
  3. Step 3: Cross multiply
    773,072.58x = 1,159,608.78 × 453,710.40
  4. Step 4: Simplify right side
    773,072.58x = 526,126,563,417.31
  5. Step 5: Solve for x
    x = 526,126,563,417.31/773,072.58
  6. Step 6: Final answer
    x = 680,565.55

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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.