Home / 910,746.08-1,256,849.36-502,846.56

Finding the Fourth Proportional to 910,746.08, 1,256,849.36 and 502,846.56

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Solution

The fourth proportional to 910,746.08, 1,256,849.36 and 502,846.56 is: 693,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,746.08 : 1,256,849.36 = 502,846.56 : x
  2. Step 2: Convert to fraction form
    910,746.08/1,256,849.36 = 502,846.56/x
  3. Step 3: Cross multiply
    910,746.08x = 1,256,849.36 × 502,846.56
  4. Step 4: Simplify right side
    910,746.08x = 632,002,377,114.20
  5. Step 5: Solve for x
    x = 632,002,377,114.20/910,746.08
  6. Step 6: Final answer
    x = 693,939.17

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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.