Home / 778,031.33-1,166,580.43-304,152.17

Finding the Fourth Proportional to 778,031.33, 1,166,580.43 and 304,152.17

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Solution

The fourth proportional to 778,031.33, 1,166,580.43 and 304,152.17 is: 456,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,031.33 : 1,166,580.43 = 304,152.17 : x
  2. Step 2: Convert to fraction form
    778,031.33/1,166,580.43 = 304,152.17/x
  3. Step 3: Cross multiply
    778,031.33x = 1,166,580.43 × 304,152.17
  4. Step 4: Simplify right side
    778,031.33x = 354,817,962,670.75
  5. Step 5: Solve for x
    x = 354,817,962,670.75/778,031.33
  6. Step 6: Final answer
    x = 456,045.86

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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.