Home / 711,266.72-1,066,678.12-237,841.56

Finding the Fourth Proportional to 711,266.72, 1,066,678.12 and 237,841.56

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Solution

The fourth proportional to 711,266.72, 1,066,678.12 and 237,841.56 is: 356,688.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,266.72 : 1,066,678.12 = 237,841.56 : x
  2. Step 2: Convert to fraction form
    711,266.72/1,066,678.12 = 237,841.56/x
  3. Step 3: Cross multiply
    711,266.72x = 1,066,678.12 × 237,841.56
  4. Step 4: Simplify right side
    711,266.72x = 253,700,388,078.67
  5. Step 5: Solve for x
    x = 253,700,388,078.67/711,266.72
  6. Step 6: Final answer
    x = 356,688.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.