Home / 592,558.30-817,728.19-320,626.72

Finding the Fourth Proportional to 592,558.30, 817,728.19 and 320,626.72

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Solution

The fourth proportional to 592,558.30, 817,728.19 and 320,626.72 is: 442,463.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,558.30 : 817,728.19 = 320,626.72 : x
  2. Step 2: Convert to fraction form
    592,558.30/817,728.19 = 320,626.72/x
  3. Step 3: Cross multiply
    592,558.30x = 817,728.19 × 320,626.72
  4. Step 4: Simplify right side
    592,558.30x = 262,185,501,719.46
  5. Step 5: Solve for x
    x = 262,185,501,719.46/592,558.30
  6. Step 6: Final answer
    x = 442,463.64

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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.