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Finding the Fourth Proportional to 594,070.60, 819,860.88 and 339,416.32

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Solution

The fourth proportional to 594,070.60, 819,860.88 and 339,416.32 is: 468,419.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,070.60 : 819,860.88 = 339,416.32 : x
  2. Step 2: Convert to fraction form
    594,070.60/819,860.88 = 339,416.32/x
  3. Step 3: Cross multiply
    594,070.60x = 819,860.88 × 339,416.32
  4. Step 4: Simplify right side
    594,070.60x = 278,274,162,801.56
  5. Step 5: Solve for x
    x = 278,274,162,801.56/594,070.60
  6. Step 6: Final answer
    x = 468,419.35

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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.