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Finding the Fourth Proportional to 207,456.58, 310,712.64 and 183,516.22

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Solution

The fourth proportional to 207,456.58, 310,712.64 and 183,516.22 is: 274,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,456.58 : 310,712.64 = 183,516.22 : x
  2. Step 2: Convert to fraction form
    207,456.58/310,712.64 = 183,516.22/x
  3. Step 3: Cross multiply
    207,456.58x = 310,712.64 × 183,516.22
  4. Step 4: Simplify right side
    207,456.58x = 57,020,809,199.02
  5. Step 5: Solve for x
    x = 57,020,809,199.02/207,456.58
  6. Step 6: Final answer
    x = 274,856.60

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1.5x scale

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.