Home / 916,963.84-1,375,288.32-243,051.52

Finding the Fourth Proportional to 916,963.84, 1,375,288.32 and 243,051.52

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Solution

The fourth proportional to 916,963.84, 1,375,288.32 and 243,051.52 is: 364,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,963.84 : 1,375,288.32 = 243,051.52 : x
  2. Step 2: Convert to fraction form
    916,963.84/1,375,288.32 = 243,051.52/x
  3. Step 3: Cross multiply
    916,963.84x = 1,375,288.32 × 243,051.52
  4. Step 4: Simplify right side
    916,963.84x = 334,265,916,614.25
  5. Step 5: Solve for x
    x = 334,265,916,614.25/916,963.84
  6. Step 6: Final answer
    x = 364,535.55

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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.