Home / 822,232.48-1,233,597.12-390,281.44

Finding the Fourth Proportional to 822,232.48, 1,233,597.12 and 390,281.44

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Solution

The fourth proportional to 822,232.48, 1,233,597.12 and 390,281.44 is: 585,540.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,232.48 : 1,233,597.12 = 390,281.44 : x
  2. Step 2: Convert to fraction form
    822,232.48/1,233,597.12 = 390,281.44/x
  3. Step 3: Cross multiply
    822,232.48x = 1,233,597.12 × 390,281.44
  4. Step 4: Simplify right side
    822,232.48x = 481,450,060,373.45
  5. Step 5: Solve for x
    x = 481,450,060,373.45/822,232.48
  6. Step 6: Final answer
    x = 585,540.07

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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.