Home / 508,826.79-702,131.24-293,962.25

Finding the Fourth Proportional to 508,826.79, 702,131.24 and 293,962.25

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Solution

The fourth proportional to 508,826.79, 702,131.24 and 293,962.25 is: 405,639.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,826.79 : 702,131.24 = 293,962.25 : x
  2. Step 2: Convert to fraction form
    508,826.79/702,131.24 = 293,962.25/x
  3. Step 3: Cross multiply
    508,826.79x = 702,131.24 × 293,962.25
  4. Step 4: Simplify right side
    508,826.79x = 206,400,074,125.22
  5. Step 5: Solve for x
    x = 206,400,074,125.22/508,826.79
  6. Step 6: Final answer
    x = 405,639.16

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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.