Home / 832,890.38-1,249,835.38-359,575.28

Finding the Fourth Proportional to 832,890.38, 1,249,835.38 and 359,575.28

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Solution

The fourth proportional to 832,890.38, 1,249,835.38 and 359,575.28 is: 539,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,890.38 : 1,249,835.38 = 359,575.28 : x
  2. Step 2: Convert to fraction form
    832,890.38/1,249,835.38 = 359,575.28/x
  3. Step 3: Cross multiply
    832,890.38x = 1,249,835.38 × 359,575.28
  4. Step 4: Simplify right side
    832,890.38x = 449,409,906,717.41
  5. Step 5: Solve for x
    x = 449,409,906,717.41/832,890.38
  6. Step 6: Final answer
    x = 539,578.70

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1.5x scale

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.