Home / 451,688.51-677,335.83-152,088.59

Finding the Fourth Proportional to 451,688.51, 677,335.83 and 152,088.59

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Solution

The fourth proportional to 451,688.51, 677,335.83 and 152,088.59 is: 228,066.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,688.51 : 677,335.83 = 152,088.59 : x
  2. Step 2: Convert to fraction form
    451,688.51/677,335.83 = 152,088.59/x
  3. Step 3: Cross multiply
    451,688.51x = 677,335.83 × 152,088.59
  4. Step 4: Simplify right side
    451,688.51x = 103,015,047,954.50
  5. Step 5: Solve for x
    x = 103,015,047,954.50/451,688.51
  6. Step 6: Final answer
    x = 228,066.57

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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.