Home / 328,823.55-492,251.18-293,394.15

Finding the Fourth Proportional to 328,823.55, 492,251.18 and 293,394.15

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Solution

The fourth proportional to 328,823.55, 492,251.18 and 293,394.15 is: 439,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,823.55 : 492,251.18 = 293,394.15 : x
  2. Step 2: Convert to fraction form
    328,823.55/492,251.18 = 293,394.15/x
  3. Step 3: Cross multiply
    328,823.55x = 492,251.18 × 293,394.15
  4. Step 4: Simplify right side
    328,823.55x = 144,423,615,075.63
  5. Step 5: Solve for x
    x = 144,423,615,075.63/328,823.55
  6. Step 6: Final answer
    x = 439,213.11

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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.