Home / 910,483.96-1,256,468.12-502,586.07

Finding the Fourth Proportional to 910,483.96, 1,256,468.12 and 502,586.07

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Solution

The fourth proportional to 910,483.96, 1,256,468.12 and 502,586.07 is: 693,568.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,483.96 : 1,256,468.12 = 502,586.07 : x
  2. Step 2: Convert to fraction form
    910,483.96/1,256,468.12 = 502,586.07/x
  3. Step 3: Cross multiply
    910,483.96x = 1,256,468.12 × 502,586.07
  4. Step 4: Simplify right side
    910,483.96x = 631,483,374,511.09
  5. Step 5: Solve for x
    x = 631,483,374,511.09/910,483.96
  6. Step 6: Final answer
    x = 693,568.92

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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.