Home / 1,046,157.72-1,569,003.06-485,119.32

Finding the Fourth Proportional to 1,046,157.72, 1,569,003.06 and 485,119.32

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Solution

The fourth proportional to 1,046,157.72, 1,569,003.06 and 485,119.32 is: 727,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,157.72 : 1,569,003.06 = 485,119.32 : x
  2. Step 2: Convert to fraction form
    1,046,157.72/1,569,003.06 = 485,119.32/x
  3. Step 3: Cross multiply
    1,046,157.72x = 1,569,003.06 × 485,119.32
  4. Step 4: Simplify right side
    1,046,157.72x = 761,153,697,545.12
  5. Step 5: Solve for x
    x = 761,153,697,545.12/1,046,157.72
  6. Step 6: Final answer
    x = 727,570.69

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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.