Home / 761,297.50-1,141,946.26-255,858.50

Finding the Fourth Proportional to 761,297.50, 1,141,946.26 and 255,858.50

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Solution

The fourth proportional to 761,297.50, 1,141,946.26 and 255,858.50 is: 383,787.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,297.50 : 1,141,946.26 = 255,858.50 : x
  2. Step 2: Convert to fraction form
    761,297.50/1,141,946.26 = 255,858.50/x
  3. Step 3: Cross multiply
    761,297.50x = 1,141,946.26 × 255,858.50
  4. Step 4: Simplify right side
    761,297.50x = 292,176,657,164.21
  5. Step 5: Solve for x
    x = 292,176,657,164.21/761,297.50
  6. Step 6: Final answer
    x = 383,787.75

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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.