Home / 929,554.49-1,282,834.13-521,635.25

Finding the Fourth Proportional to 929,554.49, 1,282,834.13 and 521,635.25

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Solution

The fourth proportional to 929,554.49, 1,282,834.13 and 521,635.25 is: 719,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,554.49 : 1,282,834.13 = 521,635.25 : x
  2. Step 2: Convert to fraction form
    929,554.49/1,282,834.13 = 521,635.25/x
  3. Step 3: Cross multiply
    929,554.49x = 1,282,834.13 × 521,635.25
  4. Step 4: Simplify right side
    929,554.49x = 669,171,502,709.99
  5. Step 5: Solve for x
    x = 669,171,502,709.99/929,554.49
  6. Step 6: Final answer
    x = 719,884.10

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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.