Home / 1,431,333.80-2,146,999.32-366,374.16

Finding the Fourth Proportional to 1,431,333.80, 2,146,999.32 and 366,374.16

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Solution

The fourth proportional to 1,431,333.80, 2,146,999.32 and 366,374.16 is: 549,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,333.80 : 2,146,999.32 = 366,374.16 : x
  2. Step 2: Convert to fraction form
    1,431,333.80/2,146,999.32 = 366,374.16/x
  3. Step 3: Cross multiply
    1,431,333.80x = 2,146,999.32 × 366,374.16
  4. Step 4: Simplify right side
    1,431,333.80x = 786,605,072,385.57
  5. Step 5: Solve for x
    x = 786,605,072,385.57/1,431,333.80
  6. Step 6: Final answer
    x = 549,560.89

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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.