Home / 501,923.10-753,139.80-333,560.55

Finding the Fourth Proportional to 501,923.10, 753,139.80 and 333,560.55

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Solution

The fourth proportional to 501,923.10, 753,139.80 and 333,560.55 is: 500,510.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,923.10 : 753,139.80 = 333,560.55 : x
  2. Step 2: Convert to fraction form
    501,923.10/753,139.80 = 333,560.55/x
  3. Step 3: Cross multiply
    501,923.10x = 753,139.80 × 333,560.55
  4. Step 4: Simplify right side
    501,923.10x = 251,217,725,914.89
  5. Step 5: Solve for x
    x = 251,217,725,914.89/501,923.10
  6. Step 6: Final answer
    x = 500,510.39

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1.5x scale

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.