Home / 875,840.06-1,208,643.16-493,867.14

Finding the Fourth Proportional to 875,840.06, 1,208,643.16 and 493,867.14

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Solution

The fourth proportional to 875,840.06, 1,208,643.16 and 493,867.14 is: 681,527.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,840.06 : 1,208,643.16 = 493,867.14 : x
  2. Step 2: Convert to fraction form
    875,840.06/1,208,643.16 = 493,867.14/x
  3. Step 3: Cross multiply
    875,840.06x = 1,208,643.16 × 493,867.14
  4. Step 4: Simplify right side
    875,840.06x = 596,909,140,709.76
  5. Step 5: Solve for x
    x = 596,909,140,709.76/875,840.06
  6. Step 6: Final answer
    x = 681,527.56

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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.