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Finding the Fourth Proportional to 436,891.68, 602,909.04 and 245,904.96

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Solution

The fourth proportional to 436,891.68, 602,909.04 and 245,904.96 is: 339,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,891.68 : 602,909.04 = 245,904.96 : x
  2. Step 2: Convert to fraction form
    436,891.68/602,909.04 = 245,904.96/x
  3. Step 3: Cross multiply
    436,891.68x = 602,909.04 × 245,904.96
  4. Step 4: Simplify right side
    436,891.68x = 148,258,323,364.84
  5. Step 5: Solve for x
    x = 148,258,323,364.84/436,891.68
  6. Step 6: Final answer
    x = 339,348.01

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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.