Home / 472,132.48-651,542.58-257,272.24

Finding the Fourth Proportional to 472,132.48, 651,542.58 and 257,272.24

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Solution

The fourth proportional to 472,132.48, 651,542.58 and 257,272.24 is: 355,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,132.48 : 651,542.58 = 257,272.24 : x
  2. Step 2: Convert to fraction form
    472,132.48/651,542.58 = 257,272.24/x
  3. Step 3: Cross multiply
    472,132.48x = 651,542.58 × 257,272.24
  4. Step 4: Simplify right side
    472,132.48x = 167,623,819,011.98
  5. Step 5: Solve for x
    x = 167,623,819,011.98/472,132.48
  6. Step 6: Final answer
    x = 355,035.56

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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.