Home / 592,070.77-817,058.23-320,138.59

Finding the Fourth Proportional to 592,070.77, 817,058.23 and 320,138.59

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Solution

The fourth proportional to 592,070.77, 817,058.23 and 320,138.59 is: 441,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,070.77 : 817,058.23 = 320,138.59 : x
  2. Step 2: Convert to fraction form
    592,070.77/817,058.23 = 320,138.59/x
  3. Step 3: Cross multiply
    592,070.77x = 817,058.23 × 320,138.59
  4. Step 4: Simplify right side
    592,070.77x = 261,571,869,700.10
  5. Step 5: Solve for x
    x = 261,571,869,700.10/592,070.77
  6. Step 6: Final answer
    x = 441,791.56

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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.