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Finding the Fourth Proportional to 306,646.68, 460,030.20 and 106,973.58

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Solution

The fourth proportional to 306,646.68, 460,030.20 and 106,973.58 is: 160,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,646.68 : 460,030.20 = 106,973.58 : x
  2. Step 2: Convert to fraction form
    306,646.68/460,030.20 = 106,973.58/x
  3. Step 3: Cross multiply
    306,646.68x = 460,030.20 × 106,973.58
  4. Step 4: Simplify right side
    306,646.68x = 49,211,077,402.12
  5. Step 5: Solve for x
    x = 49,211,077,402.12/306,646.68
  6. Step 6: Final answer
    x = 160,481.36

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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.