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Finding the Fourth Proportional to 575,142.82, 793,603.74 and 333,378.17

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Solution

The fourth proportional to 575,142.82, 793,603.74 and 333,378.17 is: 460,007.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,142.82 : 793,603.74 = 333,378.17 : x
  2. Step 2: Convert to fraction form
    575,142.82/793,603.74 = 333,378.17/x
  3. Step 3: Cross multiply
    575,142.82x = 793,603.74 × 333,378.17
  4. Step 4: Simplify right side
    575,142.82x = 264,570,162,546.36
  5. Step 5: Solve for x
    x = 264,570,162,546.36/575,142.82
  6. Step 6: Final answer
    x = 460,007.76

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1.5x scale

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.