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Finding the Fourth Proportional to 633,314.88, 873,975.84 and 342,929.52

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Solution

The fourth proportional to 633,314.88, 873,975.84 and 342,929.52 is: 473,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,314.88 : 873,975.84 = 342,929.52 : x
  2. Step 2: Convert to fraction form
    633,314.88/873,975.84 = 342,929.52/x
  3. Step 3: Cross multiply
    633,314.88x = 873,975.84 × 342,929.52
  4. Step 4: Simplify right side
    633,314.88x = 299,712,115,302.80
  5. Step 5: Solve for x
    x = 299,712,115,302.80/633,314.88
  6. Step 6: Final answer
    x = 473,243.44

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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.