Home / 740,632.80-1,110,949.20-367,384.80

Finding the Fourth Proportional to 740,632.80, 1,110,949.20 and 367,384.80

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Solution

The fourth proportional to 740,632.80, 1,110,949.20 and 367,384.80 is: 551,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,632.80 : 1,110,949.20 = 367,384.80 : x
  2. Step 2: Convert to fraction form
    740,632.80/1,110,949.20 = 367,384.80/x
  3. Step 3: Cross multiply
    740,632.80x = 1,110,949.20 × 367,384.80
  4. Step 4: Simplify right side
    740,632.80x = 408,145,849,652.16
  5. Step 5: Solve for x
    x = 408,145,849,652.16/740,632.80
  6. Step 6: Final answer
    x = 551,077.20

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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.