Home / 841,052.80-1,160,497.62-478,455.48

Finding the Fourth Proportional to 841,052.80, 1,160,497.62 and 478,455.48

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Solution

The fourth proportional to 841,052.80, 1,160,497.62 and 478,455.48 is: 660,180.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,052.80 : 1,160,497.62 = 478,455.48 : x
  2. Step 2: Convert to fraction form
    841,052.80/1,160,497.62 = 478,455.48/x
  3. Step 3: Cross multiply
    841,052.80x = 1,160,497.62 × 478,455.48
  4. Step 4: Simplify right side
    841,052.80x = 555,246,445,815.96
  5. Step 5: Solve for x
    x = 555,246,445,815.96/841,052.80
  6. Step 6: Final answer
    x = 660,180.25

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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.