Home / 804,688.85-1,110,008.79-502,357.97

Finding the Fourth Proportional to 804,688.85, 1,110,008.79 and 502,357.97

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Solution

The fourth proportional to 804,688.85, 1,110,008.79 and 502,357.97 is: 692,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,688.85 : 1,110,008.79 = 502,357.97 : x
  2. Step 2: Convert to fraction form
    804,688.85/1,110,008.79 = 502,357.97/x
  3. Step 3: Cross multiply
    804,688.85x = 1,110,008.79 × 502,357.97
  4. Step 4: Simplify right side
    804,688.85x = 557,621,756,876.51
  5. Step 5: Solve for x
    x = 557,621,756,876.51/804,688.85
  6. Step 6: Final answer
    x = 692,965.69

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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.