Home / 910,682.15-1,256,734.57-502,783.91

Finding the Fourth Proportional to 910,682.15, 1,256,734.57 and 502,783.91

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Solution

The fourth proportional to 910,682.15, 1,256,734.57 and 502,783.91 is: 693,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,682.15 : 1,256,734.57 = 502,783.91 : x
  2. Step 2: Convert to fraction form
    910,682.15/1,256,734.57 = 502,783.91/x
  3. Step 3: Cross multiply
    910,682.15x = 1,256,734.57 × 502,783.91
  4. Step 4: Simplify right side
    910,682.15x = 631,865,920,936.77
  5. Step 5: Solve for x
    x = 631,865,920,936.77/910,682.15
  6. Step 6: Final answer
    x = 693,838.04

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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.