Home / 963,091.72-1,445,040.81-423,069.48

Finding the Fourth Proportional to 963,091.72, 1,445,040.81 and 423,069.48

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Solution

The fourth proportional to 963,091.72, 1,445,040.81 and 423,069.48 is: 634,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,091.72 : 1,445,040.81 = 423,069.48 : x
  2. Step 2: Convert to fraction form
    963,091.72/1,445,040.81 = 423,069.48/x
  3. Step 3: Cross multiply
    963,091.72x = 1,445,040.81 × 423,069.48
  4. Step 4: Simplify right side
    963,091.72x = 611,352,664,065.48
  5. Step 5: Solve for x
    x = 611,352,664,065.48/963,091.72
  6. Step 6: Final answer
    x = 634,781.35

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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.