Home / 767,934.66-1,152,123.09-235,533.78

Finding the Fourth Proportional to 767,934.66, 1,152,123.09 and 235,533.78

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Solution

The fourth proportional to 767,934.66, 1,152,123.09 and 235,533.78 is: 353,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,934.66 : 1,152,123.09 = 235,533.78 : x
  2. Step 2: Convert to fraction form
    767,934.66/1,152,123.09 = 235,533.78/x
  3. Step 3: Cross multiply
    767,934.66x = 1,152,123.09 × 235,533.78
  4. Step 4: Simplify right side
    767,934.66x = 271,363,906,412.98
  5. Step 5: Solve for x
    x = 271,363,906,412.98/767,934.66
  6. Step 6: Final answer
    x = 353,368.48

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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.