Home / 563,219.52-845,162.16-208,482.72

Finding the Fourth Proportional to 563,219.52, 845,162.16 and 208,482.72

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Solution

The fourth proportional to 563,219.52, 845,162.16 and 208,482.72 is: 312,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,219.52 : 845,162.16 = 208,482.72 : x
  2. Step 2: Convert to fraction form
    563,219.52/845,162.16 = 208,482.72/x
  3. Step 3: Cross multiply
    563,219.52x = 845,162.16 × 208,482.72
  4. Step 4: Simplify right side
    563,219.52x = 176,201,705,957.88
  5. Step 5: Solve for x
    x = 176,201,705,957.88/563,219.52
  6. Step 6: Final answer
    x = 312,847.30

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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.