Home / 767,738.16-1,059,689.52-445,552.02

Finding the Fourth Proportional to 767,738.16, 1,059,689.52 and 445,552.02

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Solution

The fourth proportional to 767,738.16, 1,059,689.52 and 445,552.02 is: 614,984.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,738.16 : 1,059,689.52 = 445,552.02 : x
  2. Step 2: Convert to fraction form
    767,738.16/1,059,689.52 = 445,552.02/x
  3. Step 3: Cross multiply
    767,738.16x = 1,059,689.52 × 445,552.02
  4. Step 4: Simplify right side
    767,738.16x = 472,146,806,208.83
  5. Step 5: Solve for x
    x = 472,146,806,208.83/767,738.16
  6. Step 6: Final answer
    x = 614,984.16

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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.