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Finding the Fourth Proportional to 508,448.24, 701,649.24 and 282,088.88

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Solution

The fourth proportional to 508,448.24, 701,649.24 and 282,088.88 is: 389,277.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,448.24 : 701,649.24 = 282,088.88 : x
  2. Step 2: Convert to fraction form
    508,448.24/701,649.24 = 282,088.88/x
  3. Step 3: Cross multiply
    508,448.24x = 701,649.24 × 282,088.88
  4. Step 4: Simplify right side
    508,448.24x = 197,927,448,264.45
  5. Step 5: Solve for x
    x = 197,927,448,264.45/508,448.24
  6. Step 6: Final answer
    x = 389,277.48

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Double scale
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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.