Home / 547,898.08-822,065.12-210,848.24

Finding the Fourth Proportional to 547,898.08, 822,065.12 and 210,848.24

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Solution

The fourth proportional to 547,898.08, 822,065.12 and 210,848.24 is: 316,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,898.08 : 822,065.12 = 210,848.24 : x
  2. Step 2: Convert to fraction form
    547,898.08/822,065.12 = 210,848.24/x
  3. Step 3: Cross multiply
    547,898.08x = 822,065.12 × 210,848.24
  4. Step 4: Simplify right side
    547,898.08x = 173,330,983,717.39
  5. Step 5: Solve for x
    x = 173,330,983,717.39/547,898.08
  6. Step 6: Final answer
    x = 316,356.25

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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.