Home / 438,083.12-604,087.93-346,040.62

Finding the Fourth Proportional to 438,083.12, 604,087.93 and 346,040.62

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Solution

The fourth proportional to 438,083.12, 604,087.93 and 346,040.62 is: 477,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,083.12 : 604,087.93 = 346,040.62 : x
  2. Step 2: Convert to fraction form
    438,083.12/604,087.93 = 346,040.62/x
  3. Step 3: Cross multiply
    438,083.12x = 604,087.93 × 346,040.62
  4. Step 4: Simplify right side
    438,083.12x = 209,038,961,831.72
  5. Step 5: Solve for x
    x = 209,038,961,831.72/438,083.12
  6. Step 6: Final answer
    x = 477,167.35

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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.