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Finding the Fourth Proportional to 501,064.80, 749,847.60 and 350,599.20

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Solution

The fourth proportional to 501,064.80, 749,847.60 and 350,599.20 is: 524,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,064.80 : 749,847.60 = 350,599.20 : x
  2. Step 2: Convert to fraction form
    501,064.80/749,847.60 = 350,599.20/x
  3. Step 3: Cross multiply
    501,064.80x = 749,847.60 × 350,599.20
  4. Step 4: Simplify right side
    501,064.80x = 262,895,968,681.92
  5. Step 5: Solve for x
    x = 262,895,968,681.92/501,064.80
  6. Step 6: Final answer
    x = 524,674.59

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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.