Home / 822,346.56-1,233,208.80-349,254.72

Finding the Fourth Proportional to 822,346.56, 1,233,208.80 and 349,254.72

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Solution

The fourth proportional to 822,346.56, 1,233,208.80 and 349,254.72 is: 523,749.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,346.56 : 1,233,208.80 = 349,254.72 : x
  2. Step 2: Convert to fraction form
    822,346.56/1,233,208.80 = 349,254.72/x
  3. Step 3: Cross multiply
    822,346.56x = 1,233,208.80 × 349,254.72
  4. Step 4: Simplify right side
    822,346.56x = 430,703,994,145.54
  5. Step 5: Solve for x
    x = 430,703,994,145.54/822,346.56
  6. Step 6: Final answer
    x = 523,749.98

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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.