Home / 767,923.33-1,059,944.98-445,737.23

Finding the Fourth Proportional to 767,923.33, 1,059,944.98 and 445,737.23

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Solution

The fourth proportional to 767,923.33, 1,059,944.98 and 445,737.23 is: 615,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,923.33 : 1,059,944.98 = 445,737.23 : x
  2. Step 2: Convert to fraction form
    767,923.33/1,059,944.98 = 445,737.23/x
  3. Step 3: Cross multiply
    767,923.33x = 1,059,944.98 × 445,737.23
  4. Step 4: Simplify right side
    767,923.33x = 472,456,931,809.19
  5. Step 5: Solve for x
    x = 472,456,931,809.19/767,923.33
  6. Step 6: Final answer
    x = 615,239.72

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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.