Home / 438,401.50-604,994.07-237,197.50

Finding the Fourth Proportional to 438,401.50, 604,994.07 and 237,197.50

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Solution

The fourth proportional to 438,401.50, 604,994.07 and 237,197.50 is: 327,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,401.50 : 604,994.07 = 237,197.50 : x
  2. Step 2: Convert to fraction form
    438,401.50/604,994.07 = 237,197.50/x
  3. Step 3: Cross multiply
    438,401.50x = 604,994.07 × 237,197.50
  4. Step 4: Simplify right side
    438,401.50x = 143,503,080,918.83
  5. Step 5: Solve for x
    x = 143,503,080,918.83/438,401.50
  6. Step 6: Final answer
    x = 327,332.55

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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.