Home / 658,829.72-909,147.26-364,461.85

Finding the Fourth Proportional to 658,829.72, 909,147.26 and 364,461.85

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Solution

The fourth proportional to 658,829.72, 909,147.26 and 364,461.85 is: 502,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,829.72 : 909,147.26 = 364,461.85 : x
  2. Step 2: Convert to fraction form
    658,829.72/909,147.26 = 364,461.85/x
  3. Step 3: Cross multiply
    658,829.72x = 909,147.26 × 364,461.85
  4. Step 4: Simplify right side
    658,829.72x = 331,349,485,933.99
  5. Step 5: Solve for x
    x = 331,349,485,933.99/658,829.72
  6. Step 6: Final answer
    x = 502,936.46

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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.