Home / 522,921.39-721,703.91-293,492.34

Finding the Fourth Proportional to 522,921.39, 721,703.91 and 293,492.34

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Solution

The fourth proportional to 522,921.39, 721,703.91 and 293,492.34 is: 405,060.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,921.39 : 721,703.91 = 293,492.34 : x
  2. Step 2: Convert to fraction form
    522,921.39/721,703.91 = 293,492.34/x
  3. Step 3: Cross multiply
    522,921.39x = 721,703.91 × 293,492.34
  4. Step 4: Simplify right side
    522,921.39x = 211,814,567,727.26
  5. Step 5: Solve for x
    x = 211,814,567,727.26/522,921.39
  6. Step 6: Final answer
    x = 405,060.05

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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.