Home / 902,685.48-1,345,957.98-877,884.90

Finding the Fourth Proportional to 902,685.48, 1,345,957.98 and 877,884.90

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Solution

The fourth proportional to 902,685.48, 1,345,957.98 and 877,884.90 is: 1,308,978.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,685.48 : 1,345,957.98 = 877,884.90 : x
  2. Step 2: Convert to fraction form
    902,685.48/1,345,957.98 = 877,884.90/x
  3. Step 3: Cross multiply
    902,685.48x = 1,345,957.98 × 877,884.90
  4. Step 4: Simplify right side
    902,685.48x = 1,181,596,186,676.50
  5. Step 5: Solve for x
    x = 1,181,596,186,676.50/902,685.48
  6. Step 6: Final answer
    x = 1,308,978.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.