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Finding the Fourth Proportional to 293,448.40, 440,172.60 and 175,058.80

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Solution

The fourth proportional to 293,448.40, 440,172.60 and 175,058.80 is: 262,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,448.40 : 440,172.60 = 175,058.80 : x
  2. Step 2: Convert to fraction form
    293,448.40/440,172.60 = 175,058.80/x
  3. Step 3: Cross multiply
    293,448.40x = 440,172.60 × 175,058.80
  4. Step 4: Simplify right side
    293,448.40x = 77,056,087,148.88
  5. Step 5: Solve for x
    x = 77,056,087,148.88/293,448.40
  6. Step 6: Final answer
    x = 262,588.20

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1.5x scale

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.