Home / 910,581.67-1,256,612.88-502,683.73

Finding the Fourth Proportional to 910,581.67, 1,256,612.88 and 502,683.73

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Solution

The fourth proportional to 910,581.67, 1,256,612.88 and 502,683.73 is: 693,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,581.67 : 1,256,612.88 = 502,683.73 : x
  2. Step 2: Convert to fraction form
    910,581.67/1,256,612.88 = 502,683.73/x
  3. Step 3: Cross multiply
    910,581.67x = 1,256,612.88 × 502,683.73
  4. Step 4: Simplify right side
    910,581.67x = 631,678,849,684.44
  5. Step 5: Solve for x
    x = 631,678,849,684.44/910,581.67
  6. Step 6: Final answer
    x = 693,709.16

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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.