Home / 1,058,345.10-1,587,612.15-300,193.74

Finding the Fourth Proportional to 1,058,345.10, 1,587,612.15 and 300,193.74

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Solution

The fourth proportional to 1,058,345.10, 1,587,612.15 and 300,193.74 is: 450,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,345.10 : 1,587,612.15 = 300,193.74 : x
  2. Step 2: Convert to fraction form
    1,058,345.10/1,587,612.15 = 300,193.74/x
  3. Step 3: Cross multiply
    1,058,345.10x = 1,587,612.15 × 300,193.74
  4. Step 4: Simplify right side
    1,058,345.10x = 476,591,228,977.94
  5. Step 5: Solve for x
    x = 476,591,228,977.94/1,058,345.10
  6. Step 6: Final answer
    x = 450,317.41

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1.5x scale

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.