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Finding the Fourth Proportional to 429,397.55, 600,369.25 and 429,397.55

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Solution

The fourth proportional to 429,397.55, 600,369.25 and 429,397.55 is: 600,369.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,397.55 : 600,369.25 = 429,397.55 : x
  2. Step 2: Convert to fraction form
    429,397.55/600,369.25 = 429,397.55/x
  3. Step 3: Cross multiply
    429,397.55x = 600,369.25 × 429,397.55
  4. Step 4: Simplify right side
    429,397.55x = 257,797,085,045.34
  5. Step 5: Solve for x
    x = 257,797,085,045.34/429,397.55
  6. Step 6: Final answer
    x = 600,369.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.