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Finding the Fourth Proportional to 633,209.52, 873,830.50 and 342,824.10

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Solution

The fourth proportional to 633,209.52, 873,830.50 and 342,824.10 is: 473,098.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,209.52 : 873,830.50 = 342,824.10 : x
  2. Step 2: Convert to fraction form
    633,209.52/873,830.50 = 342,824.10/x
  3. Step 3: Cross multiply
    633,209.52x = 873,830.50 × 342,824.10
  4. Step 4: Simplify right side
    633,209.52x = 299,570,154,715.05
  5. Step 5: Solve for x
    x = 299,570,154,715.05/633,209.52
  6. Step 6: Final answer
    x = 473,098.00

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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.