Home / 531,537.12-733,583.52-302,128.85

Finding the Fourth Proportional to 531,537.12, 733,583.52 and 302,128.85

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Solution

The fourth proportional to 531,537.12, 733,583.52 and 302,128.85 is: 416,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,537.12 : 733,583.52 = 302,128.85 : x
  2. Step 2: Convert to fraction form
    531,537.12/733,583.52 = 302,128.85/x
  3. Step 3: Cross multiply
    531,537.12x = 733,583.52 × 302,128.85
  4. Step 4: Simplify right side
    531,537.12x = 221,636,747,110.51
  5. Step 5: Solve for x
    x = 221,636,747,110.51/531,537.12
  6. Step 6: Final answer
    x = 416,973.22

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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.