Home / 531,482.72-733,418.35-302,009.31

Finding the Fourth Proportional to 531,482.72, 733,418.35 and 302,009.31

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Solution

The fourth proportional to 531,482.72, 733,418.35 and 302,009.31 is: 416,757.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,482.72 : 733,418.35 = 302,009.31 : x
  2. Step 2: Convert to fraction form
    531,482.72/733,418.35 = 302,009.31/x
  3. Step 3: Cross multiply
    531,482.72x = 733,418.35 × 302,009.31
  4. Step 4: Simplify right side
    531,482.72x = 221,499,169,069.82
  5. Step 5: Solve for x
    x = 221,499,169,069.82/531,482.72
  6. Step 6: Final answer
    x = 416,757.05

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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.