Home / 708,241.38-977,371.59-385,950.70

Finding the Fourth Proportional to 708,241.38, 977,371.59 and 385,950.70

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Solution

The fourth proportional to 708,241.38, 977,371.59 and 385,950.70 is: 532,611.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,241.38 : 977,371.59 = 385,950.70 : x
  2. Step 2: Convert to fraction form
    708,241.38/977,371.59 = 385,950.70/x
  3. Step 3: Cross multiply
    708,241.38x = 977,371.59 × 385,950.70
  4. Step 4: Simplify right side
    708,241.38x = 377,217,249,320.61
  5. Step 5: Solve for x
    x = 377,217,249,320.61/708,241.38
  6. Step 6: Final answer
    x = 532,611.14

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1.5x scale

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.