Home / 910,682.52-1,256,709.34-502,776.04

Finding the Fourth Proportional to 910,682.52, 1,256,709.34 and 502,776.04

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Solution

The fourth proportional to 910,682.52, 1,256,709.34 and 502,776.04 is: 693,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,682.52 : 1,256,709.34 = 502,776.04 : x
  2. Step 2: Convert to fraction form
    910,682.52/1,256,709.34 = 502,776.04/x
  3. Step 3: Cross multiply
    910,682.52x = 1,256,709.34 × 502,776.04
  4. Step 4: Simplify right side
    910,682.52x = 631,843,345,396.21
  5. Step 5: Solve for x
    x = 631,843,345,396.21/910,682.52
  6. Step 6: Final answer
    x = 693,812.97

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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.