Home / 592,643.53-817,844.93-320,711.27

Finding the Fourth Proportional to 592,643.53, 817,844.93 and 320,711.27

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Solution

The fourth proportional to 592,643.53, 817,844.93 and 320,711.27 is: 442,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,643.53 : 817,844.93 = 320,711.27 : x
  2. Step 2: Convert to fraction form
    592,643.53/817,844.93 = 320,711.27/x
  3. Step 3: Cross multiply
    592,643.53x = 817,844.93 × 320,711.27
  4. Step 4: Simplify right side
    592,643.53x = 262,292,082,875.92
  5. Step 5: Solve for x
    x = 262,292,082,875.92/592,643.53
  6. Step 6: Final answer
    x = 442,579.85

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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.