Home / 744,353.80-1,116,509.88-238,910.80

Finding the Fourth Proportional to 744,353.80, 1,116,509.88 and 238,910.80

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Solution

The fourth proportional to 744,353.80, 1,116,509.88 and 238,910.80 is: 358,359.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,353.80 : 1,116,509.88 = 238,910.80 : x
  2. Step 2: Convert to fraction form
    744,353.80/1,116,509.88 = 238,910.80/x
  3. Step 3: Cross multiply
    744,353.80x = 1,116,509.88 × 238,910.80
  4. Step 4: Simplify right side
    744,353.80x = 266,746,268,638.70
  5. Step 5: Solve for x
    x = 266,746,268,638.70/744,353.80
  6. Step 6: Final answer
    x = 358,359.52

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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.