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Finding the Fourth Proportional to 362,656.85, 500,338.56 and 207,494.81

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Solution

The fourth proportional to 362,656.85, 500,338.56 and 207,494.81 is: 286,269.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,656.85 : 500,338.56 = 207,494.81 : x
  2. Step 2: Convert to fraction form
    362,656.85/500,338.56 = 207,494.81/x
  3. Step 3: Cross multiply
    362,656.85x = 500,338.56 × 207,494.81
  4. Step 4: Simplify right side
    362,656.85x = 103,817,655,693.72
  5. Step 5: Solve for x
    x = 103,817,655,693.72/362,656.85
  6. Step 6: Final answer
    x = 286,269.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.