Home / 1,152,554.08-1,729,025.52-478,996.96

Finding the Fourth Proportional to 1,152,554.08, 1,729,025.52 and 478,996.96

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Solution

The fourth proportional to 1,152,554.08, 1,729,025.52 and 478,996.96 is: 718,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,554.08 : 1,729,025.52 = 478,996.96 : x
  2. Step 2: Convert to fraction form
    1,152,554.08/1,729,025.52 = 478,996.96/x
  3. Step 3: Cross multiply
    1,152,554.08x = 1,729,025.52 × 478,996.96
  4. Step 4: Simplify right side
    1,152,554.08x = 828,197,967,842.42
  5. Step 5: Solve for x
    x = 828,197,967,842.42/1,152,554.08
  6. Step 6: Final answer
    x = 718,576.23

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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.