Home / 783,935.10-1,176,291.45-447,234.30

Finding the Fourth Proportional to 783,935.10, 1,176,291.45 and 447,234.30

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Solution

The fourth proportional to 783,935.10, 1,176,291.45 and 447,234.30 is: 671,073.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,935.10 : 1,176,291.45 = 447,234.30 : x
  2. Step 2: Convert to fraction form
    783,935.10/1,176,291.45 = 447,234.30/x
  3. Step 3: Cross multiply
    783,935.10x = 1,176,291.45 × 447,234.30
  4. Step 4: Simplify right side
    783,935.10x = 526,077,883,236.74
  5. Step 5: Solve for x
    x = 526,077,883,236.74/783,935.10
  6. Step 6: Final answer
    x = 671,073.26

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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.