Home / 704,675.70-1,057,207.95-349,701.30

Finding the Fourth Proportional to 704,675.70, 1,057,207.95 and 349,701.30

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Solution

The fourth proportional to 704,675.70, 1,057,207.95 and 349,701.30 is: 524,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,675.70 : 1,057,207.95 = 349,701.30 : x
  2. Step 2: Convert to fraction form
    704,675.70/1,057,207.95 = 349,701.30/x
  3. Step 3: Cross multiply
    704,675.70x = 1,057,207.95 × 349,701.30
  4. Step 4: Simplify right side
    704,675.70x = 369,706,994,485.34
  5. Step 5: Solve for x
    x = 369,706,994,485.34/704,675.70
  6. Step 6: Final answer
    x = 524,648.42

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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.