Home / 784,398.70-1,176,462.63-208,025.98

Finding the Fourth Proportional to 784,398.70, 1,176,462.63 and 208,025.98

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Solution

The fourth proportional to 784,398.70, 1,176,462.63 and 208,025.98 is: 312,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,398.70 : 1,176,462.63 = 208,025.98 : x
  2. Step 2: Convert to fraction form
    784,398.70/1,176,462.63 = 208,025.98/x
  3. Step 3: Cross multiply
    784,398.70x = 1,176,462.63 × 208,025.98
  4. Step 4: Simplify right side
    784,398.70x = 244,734,791,539.13
  5. Step 5: Solve for x
    x = 244,734,791,539.13/784,398.70
  6. Step 6: Final answer
    x = 312,003.06

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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.