Home / 930,895.32-1,396,315.06-257,017.75

Finding the Fourth Proportional to 930,895.32, 1,396,315.06 and 257,017.75

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Solution

The fourth proportional to 930,895.32, 1,396,315.06 and 257,017.75 is: 385,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,895.32 : 1,396,315.06 = 257,017.75 : x
  2. Step 2: Convert to fraction form
    930,895.32/1,396,315.06 = 257,017.75/x
  3. Step 3: Cross multiply
    930,895.32x = 1,396,315.06 × 257,017.75
  4. Step 4: Simplify right side
    930,895.32x = 358,877,755,012.32
  5. Step 5: Solve for x
    x = 358,877,755,012.32/930,895.32
  6. Step 6: Final answer
    x = 385,518.92

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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.