Home / 662,048.35-913,599.07-375,622.42

Finding the Fourth Proportional to 662,048.35, 913,599.07 and 375,622.42

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Solution

The fourth proportional to 662,048.35, 913,599.07 and 375,622.42 is: 518,343.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,048.35 : 913,599.07 = 375,622.42 : x
  2. Step 2: Convert to fraction form
    662,048.35/913,599.07 = 375,622.42/x
  3. Step 3: Cross multiply
    662,048.35x = 913,599.07 × 375,622.42
  4. Step 4: Simplify right side
    662,048.35x = 343,168,293,583.15
  5. Step 5: Solve for x
    x = 343,168,293,583.15/662,048.35
  6. Step 6: Final answer
    x = 518,343.25

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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.