Home / 744,045.06-1,026,403.65-486,073.02

Finding the Fourth Proportional to 744,045.06, 1,026,403.65 and 486,073.02

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Solution

The fourth proportional to 744,045.06, 1,026,403.65 and 486,073.02 is: 670,533.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,045.06 : 1,026,403.65 = 486,073.02 : x
  2. Step 2: Convert to fraction form
    744,045.06/1,026,403.65 = 486,073.02/x
  3. Step 3: Cross multiply
    744,045.06x = 1,026,403.65 × 486,073.02
  4. Step 4: Simplify right side
    744,045.06x = 498,907,121,894.52
  5. Step 5: Solve for x
    x = 498,907,121,894.52/744,045.06
  6. Step 6: Final answer
    x = 670,533.48

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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.