Home / 910,492.96-1,256,480.55-502,595.08

Finding the Fourth Proportional to 910,492.96, 1,256,480.55 and 502,595.08

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Solution

The fourth proportional to 910,492.96, 1,256,480.55 and 502,595.08 is: 693,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,492.96 : 1,256,480.55 = 502,595.08 : x
  2. Step 2: Convert to fraction form
    910,492.96/1,256,480.55 = 502,595.08/x
  3. Step 3: Cross multiply
    910,492.96x = 1,256,480.55 × 502,595.08
  4. Step 4: Simplify right side
    910,492.96x = 631,500,942,545.69
  5. Step 5: Solve for x
    x = 631,500,942,545.69/910,492.96
  6. Step 6: Final answer
    x = 693,581.36

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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.