Home / 531,885.69-733,985.42-302,467.91

Finding the Fourth Proportional to 531,885.69, 733,985.42 and 302,467.91

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Solution

The fourth proportional to 531,885.69, 733,985.42 and 302,467.91 is: 417,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,885.69 : 733,985.42 = 302,467.91 : x
  2. Step 2: Convert to fraction form
    531,885.69/733,985.42 = 302,467.91/x
  3. Step 3: Cross multiply
    531,885.69x = 733,985.42 × 302,467.91
  4. Step 4: Simplify right side
    531,885.69x = 222,007,030,775.61
  5. Step 5: Solve for x
    x = 222,007,030,775.61/531,885.69
  6. Step 6: Final answer
    x = 417,396.13

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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.