Home / 918,792.61-1,267,832.32-551,250.25

Finding the Fourth Proportional to 918,792.61, 1,267,832.32 and 551,250.25

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Solution

The fourth proportional to 918,792.61, 1,267,832.32 and 551,250.25 is: 760,664.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,792.61 : 1,267,832.32 = 551,250.25 : x
  2. Step 2: Convert to fraction form
    918,792.61/1,267,832.32 = 551,250.25/x
  3. Step 3: Cross multiply
    918,792.61x = 1,267,832.32 × 551,250.25
  4. Step 4: Simplify right side
    918,792.61x = 698,892,883,358.08
  5. Step 5: Solve for x
    x = 698,892,883,358.08/918,792.61
  6. Step 6: Final answer
    x = 760,664.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.