Home / 207,051.40-310,577.10-197,209.90

Finding the Fourth Proportional to 207,051.40, 310,577.10 and 197,209.90

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Solution

The fourth proportional to 207,051.40, 310,577.10 and 197,209.90 is: 295,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,051.40 : 310,577.10 = 197,209.90 : x
  2. Step 2: Convert to fraction form
    207,051.40/310,577.10 = 197,209.90/x
  3. Step 3: Cross multiply
    207,051.40x = 310,577.10 × 197,209.90
  4. Step 4: Simplify right side
    207,051.40x = 61,248,878,833.29
  5. Step 5: Solve for x
    x = 61,248,878,833.29/207,051.40
  6. Step 6: Final answer
    x = 295,814.85

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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.