Home / 1,490,254.16-2,235,381.96-492,982.16

Finding the Fourth Proportional to 1,490,254.16, 2,235,381.96 and 492,982.16

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Solution

The fourth proportional to 1,490,254.16, 2,235,381.96 and 492,982.16 is: 739,473.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,254.16 : 2,235,381.96 = 492,982.16 : x
  2. Step 2: Convert to fraction form
    1,490,254.16/2,235,381.96 = 492,982.16/x
  3. Step 3: Cross multiply
    1,490,254.16x = 2,235,381.96 × 492,982.16
  4. Step 4: Simplify right side
    1,490,254.16x = 1,102,003,427,065.83
  5. Step 5: Solve for x
    x = 1,102,003,427,065.83/1,490,254.16
  6. Step 6: Final answer
    x = 739,473.48

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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.