Home / 727,219.98-1,090,746.54-277,930.87

Finding the Fourth Proportional to 727,219.98, 1,090,746.54 and 277,930.87

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Solution

The fourth proportional to 727,219.98, 1,090,746.54 and 277,930.87 is: 416,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,219.98 : 1,090,746.54 = 277,930.87 : x
  2. Step 2: Convert to fraction form
    727,219.98/1,090,746.54 = 277,930.87/x
  3. Step 3: Cross multiply
    727,219.98x = 1,090,746.54 × 277,930.87
  4. Step 4: Simplify right side
    727,219.98x = 303,152,132,084.82
  5. Step 5: Solve for x
    x = 303,152,132,084.82/727,219.98
  6. Step 6: Final answer
    x = 416,864.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.