Home / 1,105,463.30-1,658,009.46-306,825.98

Finding the Fourth Proportional to 1,105,463.30, 1,658,009.46 and 306,825.98

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Solution

The fourth proportional to 1,105,463.30, 1,658,009.46 and 306,825.98 is: 460,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,463.30 : 1,658,009.46 = 306,825.98 : x
  2. Step 2: Convert to fraction form
    1,105,463.30/1,658,009.46 = 306,825.98/x
  3. Step 3: Cross multiply
    1,105,463.30x = 1,658,009.46 × 306,825.98
  4. Step 4: Simplify right side
    1,105,463.30x = 508,720,377,413.77
  5. Step 5: Solve for x
    x = 508,720,377,413.77/1,105,463.30
  6. Step 6: Final answer
    x = 460,187.49

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Double scale
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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.