Home / 1,039,456.32-1,559,054.88-291,560.64

Finding the Fourth Proportional to 1,039,456.32, 1,559,054.88 and 291,560.64

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Solution

The fourth proportional to 1,039,456.32, 1,559,054.88 and 291,560.64 is: 437,304.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,456.32 : 1,559,054.88 = 291,560.64 : x
  2. Step 2: Convert to fraction form
    1,039,456.32/1,559,054.88 = 291,560.64/x
  3. Step 3: Cross multiply
    1,039,456.32x = 1,559,054.88 × 291,560.64
  4. Step 4: Simplify right side
    1,039,456.32x = 454,559,038,607.92
  5. Step 5: Solve for x
    x = 454,559,038,607.92/1,039,456.32
  6. Step 6: Final answer
    x = 437,304.61

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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.