Home / 1,057,003.08-1,585,746.81-458,064.78

Finding the Fourth Proportional to 1,057,003.08, 1,585,746.81 and 458,064.78

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Solution

The fourth proportional to 1,057,003.08, 1,585,746.81 and 458,064.78 is: 687,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,003.08 : 1,585,746.81 = 458,064.78 : x
  2. Step 2: Convert to fraction form
    1,057,003.08/1,585,746.81 = 458,064.78/x
  3. Step 3: Cross multiply
    1,057,003.08x = 1,585,746.81 × 458,064.78
  4. Step 4: Simplify right side
    1,057,003.08x = 726,374,763,658.35
  5. Step 5: Solve for x
    x = 726,374,763,658.35/1,057,003.08
  6. Step 6: Final answer
    x = 687,202.13

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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.