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Finding the Fourth Proportional to 216,574.71, 298,560.48 and 148,483.83

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Solution

The fourth proportional to 216,574.71, 298,560.48 and 148,483.83 is: 204,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,574.71 : 298,560.48 = 148,483.83 : x
  2. Step 2: Convert to fraction form
    216,574.71/298,560.48 = 148,483.83/x
  3. Step 3: Cross multiply
    216,574.71x = 298,560.48 × 148,483.83
  4. Step 4: Simplify right side
    216,574.71x = 44,331,404,955.05
  5. Step 5: Solve for x
    x = 44,331,404,955.05/216,574.71
  6. Step 6: Final answer
    x = 204,693.36

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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.