Home / 744,106.87-1,026,837.75-438,196.14

Finding the Fourth Proportional to 744,106.87, 1,026,837.75 and 438,196.14

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Solution

The fourth proportional to 744,106.87, 1,026,837.75 and 438,196.14 is: 604,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,106.87 : 1,026,837.75 = 438,196.14 : x
  2. Step 2: Convert to fraction form
    744,106.87/1,026,837.75 = 438,196.14/x
  3. Step 3: Cross multiply
    744,106.87x = 1,026,837.75 × 438,196.14
  4. Step 4: Simplify right side
    744,106.87x = 449,956,338,456.29
  5. Step 5: Solve for x
    x = 449,956,338,456.29/744,106.87
  6. Step 6: Final answer
    x = 604,693.17

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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.