Home / 472,282.52-651,750.27-257,418.26

Finding the Fourth Proportional to 472,282.52, 651,750.27 and 257,418.26

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Solution

The fourth proportional to 472,282.52, 651,750.27 and 257,418.26 is: 355,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,282.52 : 651,750.27 = 257,418.26 : x
  2. Step 2: Convert to fraction form
    472,282.52/651,750.27 = 257,418.26/x
  3. Step 3: Cross multiply
    472,282.52x = 651,750.27 × 257,418.26
  4. Step 4: Simplify right side
    472,282.52x = 167,772,420,457.93
  5. Step 5: Solve for x
    x = 167,772,420,457.93/472,282.52
  6. Step 6: Final answer
    x = 355,237.41

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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.