Home / 893,054.03-1,232,409.63-485,152.61

Finding the Fourth Proportional to 893,054.03, 1,232,409.63 and 485,152.61

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Solution

The fourth proportional to 893,054.03, 1,232,409.63 and 485,152.61 is: 669,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,054.03 : 1,232,409.63 = 485,152.61 : x
  2. Step 2: Convert to fraction form
    893,054.03/1,232,409.63 = 485,152.61/x
  3. Step 3: Cross multiply
    893,054.03x = 1,232,409.63 × 485,152.61
  4. Step 4: Simplify right side
    893,054.03x = 597,906,744,240.91
  5. Step 5: Solve for x
    x = 597,906,744,240.91/893,054.03
  6. Step 6: Final answer
    x = 669,507.92

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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.