Home / 343,220.48-473,484.16-215,966.24

Finding the Fourth Proportional to 343,220.48, 473,484.16 and 215,966.24

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Solution

The fourth proportional to 343,220.48, 473,484.16 and 215,966.24 is: 297,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,220.48 : 473,484.16 = 215,966.24 : x
  2. Step 2: Convert to fraction form
    343,220.48/473,484.16 = 215,966.24/x
  3. Step 3: Cross multiply
    343,220.48x = 473,484.16 × 215,966.24
  4. Step 4: Simplify right side
    343,220.48x = 102,256,593,734.76
  5. Step 5: Solve for x
    x = 102,256,593,734.76/343,220.48
  6. Step 6: Final answer
    x = 297,932.67

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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.