Home / 808,112.96-1,212,088.80-247,152.32

Finding the Fourth Proportional to 808,112.96, 1,212,088.80 and 247,152.32

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Solution

The fourth proportional to 808,112.96, 1,212,088.80 and 247,152.32 is: 370,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,112.96 : 1,212,088.80 = 247,152.32 : x
  2. Step 2: Convert to fraction form
    808,112.96/1,212,088.80 = 247,152.32/x
  3. Step 3: Cross multiply
    808,112.96x = 1,212,088.80 × 247,152.32
  4. Step 4: Simplify right side
    808,112.96x = 299,570,558,966.02
  5. Step 5: Solve for x
    x = 299,570,558,966.02/808,112.96
  6. Step 6: Final answer
    x = 370,703.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.