Home / 902,005.89-1,352,030.76-451,641.03

Finding the Fourth Proportional to 902,005.89, 1,352,030.76 and 451,641.03

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Solution

The fourth proportional to 902,005.89, 1,352,030.76 and 451,641.03 is: 676,971.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,005.89 : 1,352,030.76 = 451,641.03 : x
  2. Step 2: Convert to fraction form
    902,005.89/1,352,030.76 = 451,641.03/x
  3. Step 3: Cross multiply
    902,005.89x = 1,352,030.76 × 451,641.03
  4. Step 4: Simplify right side
    902,005.89x = 610,632,565,038.08
  5. Step 5: Solve for x
    x = 610,632,565,038.08/902,005.89
  6. Step 6: Final answer
    x = 676,971.82

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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.