Home / 1,054,421.33-1,581,631.47-255,702.74

Finding the Fourth Proportional to 1,054,421.33, 1,581,631.47 and 255,702.74

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Solution

The fourth proportional to 1,054,421.33, 1,581,631.47 and 255,702.74 is: 383,553.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,421.33 : 1,581,631.47 = 255,702.74 : x
  2. Step 2: Convert to fraction form
    1,054,421.33/1,581,631.47 = 255,702.74/x
  3. Step 3: Cross multiply
    1,054,421.33x = 1,581,631.47 × 255,702.74
  4. Step 4: Simplify right side
    1,054,421.33x = 404,427,492,641.07
  5. Step 5: Solve for x
    x = 404,427,492,641.07/1,054,421.33
  6. Step 6: Final answer
    x = 383,553.98

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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.