Home / 343,183.37-473,432.87-215,929.13

Finding the Fourth Proportional to 343,183.37, 473,432.87 and 215,929.13

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Solution

The fourth proportional to 343,183.37, 473,432.87 and 215,929.13 is: 297,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,183.37 : 473,432.87 = 215,929.13 : x
  2. Step 2: Convert to fraction form
    343,183.37/473,432.87 = 215,929.13/x
  3. Step 3: Cross multiply
    343,183.37x = 473,432.87 × 215,929.13
  4. Step 4: Simplify right side
    343,183.37x = 102,227,946,652.86
  5. Step 5: Solve for x
    x = 102,227,946,652.86/343,183.37
  6. Step 6: Final answer
    x = 297,881.41

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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.