Home / 592,566.45-817,735.55-320,628.34

Finding the Fourth Proportional to 592,566.45, 817,735.55 and 320,628.34

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Solution

The fourth proportional to 592,566.45, 817,735.55 and 320,628.34 is: 442,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,566.45 : 817,735.55 = 320,628.34 : x
  2. Step 2: Convert to fraction form
    592,566.45/817,735.55 = 320,628.34/x
  3. Step 3: Cross multiply
    592,566.45x = 817,735.55 × 320,628.34
  4. Step 4: Simplify right side
    592,566.45x = 262,189,191,955.49
  5. Step 5: Solve for x
    x = 262,189,191,955.49/592,566.45
  6. Step 6: Final answer
    x = 442,463.78

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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.