Home / 744,032.30-1,026,386.06-486,060.26

Finding the Fourth Proportional to 744,032.30, 1,026,386.06 and 486,060.26

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Solution

The fourth proportional to 744,032.30, 1,026,386.06 and 486,060.26 is: 670,515.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,032.30 : 1,026,386.06 = 486,060.26 : x
  2. Step 2: Convert to fraction form
    744,032.30/1,026,386.06 = 486,060.26/x
  3. Step 3: Cross multiply
    744,032.30x = 1,026,386.06 × 486,060.26
  4. Step 4: Simplify right side
    744,032.30x = 498,885,467,621.74
  5. Step 5: Solve for x
    x = 498,885,467,621.74/744,032.30
  6. Step 6: Final answer
    x = 670,515.87

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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.