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Finding the Fourth Proportional to 249,633.60, 374,450.40 and 234,081.60

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Solution

The fourth proportional to 249,633.60, 374,450.40 and 234,081.60 is: 351,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,633.60 : 374,450.40 = 234,081.60 : x
  2. Step 2: Convert to fraction form
    249,633.60/374,450.40 = 234,081.60/x
  3. Step 3: Cross multiply
    249,633.60x = 374,450.40 × 234,081.60
  4. Step 4: Simplify right side
    249,633.60x = 87,651,948,752.64
  5. Step 5: Solve for x
    x = 87,651,948,752.64/249,633.60
  6. Step 6: Final answer
    x = 351,122.40

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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.