Home / 585,112.02-877,698.40-185,784.06

Finding the Fourth Proportional to 585,112.02, 877,698.40 and 185,784.06

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Solution

The fourth proportional to 585,112.02, 877,698.40 and 185,784.06 is: 278,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,112.02 : 877,698.40 = 185,784.06 : x
  2. Step 2: Convert to fraction form
    585,112.02/877,698.40 = 185,784.06/x
  3. Step 3: Cross multiply
    585,112.02x = 877,698.40 × 185,784.06
  4. Step 4: Simplify right side
    585,112.02x = 163,062,372,207.50
  5. Step 5: Solve for x
    x = 163,062,372,207.50/585,112.02
  6. Step 6: Final answer
    x = 278,685.73

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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.