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Finding the Fourth Proportional to 585,240.60, 877,919.30 and 158,783.10

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Solution

The fourth proportional to 585,240.60, 877,919.30 and 158,783.10 is: 238,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,240.60 : 877,919.30 = 158,783.10 : x
  2. Step 2: Convert to fraction form
    585,240.60/877,919.30 = 158,783.10/x
  3. Step 3: Cross multiply
    585,240.60x = 877,919.30 × 158,783.10
  4. Step 4: Simplify right side
    585,240.60x = 139,398,748,003.83
  5. Step 5: Solve for x
    x = 139,398,748,003.83/585,240.60
  6. Step 6: Final answer
    x = 238,190.49

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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.