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Finding the Fourth Proportional to 453,934.72, 680,792.73 and 201,075.40

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Solution

The fourth proportional to 453,934.72, 680,792.73 and 201,075.40 is: 301,564.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,934.72 : 680,792.73 = 201,075.40 : x
  2. Step 2: Convert to fraction form
    453,934.72/680,792.73 = 201,075.40/x
  3. Step 3: Cross multiply
    453,934.72x = 680,792.73 × 201,075.40
  4. Step 4: Simplify right side
    453,934.72x = 136,890,670,501.84
  5. Step 5: Solve for x
    x = 136,890,670,501.84/453,934.72
  6. Step 6: Final answer
    x = 301,564.66

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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.