Home / 1,507,723.98-2,261,235.51-442,480.02

Finding the Fourth Proportional to 1,507,723.98, 2,261,235.51 and 442,480.02

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Solution

The fourth proportional to 1,507,723.98, 2,261,235.51 and 442,480.02 is: 663,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,723.98 : 2,261,235.51 = 442,480.02 : x
  2. Step 2: Convert to fraction form
    1,507,723.98/2,261,235.51 = 442,480.02/x
  3. Step 3: Cross multiply
    1,507,723.98x = 2,261,235.51 × 442,480.02
  4. Step 4: Simplify right side
    1,507,723.98x = 1,000,551,533,689.51
  5. Step 5: Solve for x
    x = 1,000,551,533,689.51/1,507,723.98
  6. Step 6: Final answer
    x = 663,617.18

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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.