Home / 334,815.84-461,875.20-213,829.92

Finding the Fourth Proportional to 334,815.84, 461,875.20 and 213,829.92

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Solution

The fourth proportional to 334,815.84, 461,875.20 and 213,829.92 is: 294,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,815.84 : 461,875.20 = 213,829.92 : x
  2. Step 2: Convert to fraction form
    334,815.84/461,875.20 = 213,829.92/x
  3. Step 3: Cross multiply
    334,815.84x = 461,875.20 × 213,829.92
  4. Step 4: Simplify right side
    334,815.84x = 98,762,737,065.98
  5. Step 5: Solve for x
    x = 98,762,737,065.98/334,815.84
  6. Step 6: Final answer
    x = 294,976.30

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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.