Home / 572,965.49-790,646.09-331,263.63

Finding the Fourth Proportional to 572,965.49, 790,646.09 and 331,263.63

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Solution

The fourth proportional to 572,965.49, 790,646.09 and 331,263.63 is: 457,117.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,965.49 : 790,646.09 = 331,263.63 : x
  2. Step 2: Convert to fraction form
    572,965.49/790,646.09 = 331,263.63/x
  3. Step 3: Cross multiply
    572,965.49x = 790,646.09 × 331,263.63
  4. Step 4: Simplify right side
    572,965.49x = 261,912,292,162.39
  5. Step 5: Solve for x
    x = 261,912,292,162.39/572,965.49
  6. Step 6: Final answer
    x = 457,117.05

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Double scale
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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.