Home / 914,892.91-1,262,555.16-507,001.47

Finding the Fourth Proportional to 914,892.91, 1,262,555.16 and 507,001.47

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Solution

The fourth proportional to 914,892.91, 1,262,555.16 and 507,001.47 is: 699,663.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,892.91 : 1,262,555.16 = 507,001.47 : x
  2. Step 2: Convert to fraction form
    914,892.91/1,262,555.16 = 507,001.47/x
  3. Step 3: Cross multiply
    914,892.91x = 1,262,555.16 × 507,001.47
  4. Step 4: Simplify right side
    914,892.91x = 640,117,322,076.09
  5. Step 5: Solve for x
    x = 640,117,322,076.09/914,892.91
  6. Step 6: Final answer
    x = 699,663.66

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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.