Home / 914,731.04-1,371,848.70-382,140.66

Finding the Fourth Proportional to 914,731.04, 1,371,848.70 and 382,140.66

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Solution

The fourth proportional to 914,731.04, 1,371,848.70 and 382,140.66 is: 573,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,731.04 : 1,371,848.70 = 382,140.66 : x
  2. Step 2: Convert to fraction form
    914,731.04/1,371,848.70 = 382,140.66/x
  3. Step 3: Cross multiply
    914,731.04x = 1,371,848.70 × 382,140.66
  4. Step 4: Simplify right side
    914,731.04x = 524,239,167,638.14
  5. Step 5: Solve for x
    x = 524,239,167,638.14/914,731.04
  6. Step 6: Final answer
    x = 573,107.44

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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.