Home / 770,504.24-1,155,641.88-297,130.52

Finding the Fourth Proportional to 770,504.24, 1,155,641.88 and 297,130.52

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Solution

The fourth proportional to 770,504.24, 1,155,641.88 and 297,130.52 is: 445,651.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,504.24 : 1,155,641.88 = 297,130.52 : x
  2. Step 2: Convert to fraction form
    770,504.24/1,155,641.88 = 297,130.52/x
  3. Step 3: Cross multiply
    770,504.24x = 1,155,641.88 × 297,130.52
  4. Step 4: Simplify right side
    770,504.24x = 343,376,472,738.18
  5. Step 5: Solve for x
    x = 343,376,472,738.18/770,504.24
  6. Step 6: Final answer
    x = 445,651.63

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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.