Home / 927,093.34-1,390,855.67-287,363.14

Finding the Fourth Proportional to 927,093.34, 1,390,855.67 and 287,363.14

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Solution

The fourth proportional to 927,093.34, 1,390,855.67 and 287,363.14 is: 431,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,093.34 : 1,390,855.67 = 287,363.14 : x
  2. Step 2: Convert to fraction form
    927,093.34/1,390,855.67 = 287,363.14/x
  3. Step 3: Cross multiply
    927,093.34x = 1,390,855.67 × 287,363.14
  4. Step 4: Simplify right side
    927,093.34x = 399,680,644,226.91
  5. Step 5: Solve for x
    x = 399,680,644,226.91/927,093.34
  6. Step 6: Final answer
    x = 431,111.55

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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.