Home / 746,122.60-1,119,054.30-272,564.20

Finding the Fourth Proportional to 746,122.60, 1,119,054.30 and 272,564.20

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Solution

The fourth proportional to 746,122.60, 1,119,054.30 and 272,564.20 is: 408,798.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,122.60 : 1,119,054.30 = 272,564.20 : x
  2. Step 2: Convert to fraction form
    746,122.60/1,119,054.30 = 272,564.20/x
  3. Step 3: Cross multiply
    746,122.60x = 1,119,054.30 × 272,564.20
  4. Step 4: Simplify right side
    746,122.60x = 305,014,140,036.06
  5. Step 5: Solve for x
    x = 305,014,140,036.06/746,122.60
  6. Step 6: Final answer
    x = 408,798.96

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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.