Home / 705,983.42-1,058,547.85-284,767.22

Finding the Fourth Proportional to 705,983.42, 1,058,547.85 and 284,767.22

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Solution

The fourth proportional to 705,983.42, 1,058,547.85 and 284,767.22 is: 426,978.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,983.42 : 1,058,547.85 = 284,767.22 : x
  2. Step 2: Convert to fraction form
    705,983.42/1,058,547.85 = 284,767.22/x
  3. Step 3: Cross multiply
    705,983.42x = 1,058,547.85 × 284,767.22
  4. Step 4: Simplify right side
    705,983.42x = 301,439,728,481.48
  5. Step 5: Solve for x
    x = 301,439,728,481.48/705,983.42
  6. Step 6: Final answer
    x = 426,978.48

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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.