Home / 761,340.04-1,142,114.90-255,940.24

Finding the Fourth Proportional to 761,340.04, 1,142,114.90 and 255,940.24

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Solution

The fourth proportional to 761,340.04, 1,142,114.90 and 255,940.24 is: 383,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,340.04 : 1,142,114.90 = 255,940.24 : x
  2. Step 2: Convert to fraction form
    761,340.04/1,142,114.90 = 255,940.24/x
  3. Step 3: Cross multiply
    761,340.04x = 1,142,114.90 × 255,940.24
  4. Step 4: Simplify right side
    761,340.04x = 292,313,161,613.58
  5. Step 5: Solve for x
    x = 292,313,161,613.58/761,340.04
  6. Step 6: Final answer
    x = 383,945.60

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1.5x scale

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.