Home / 705,535.47-1,058,303.21-306,167.40

Finding the Fourth Proportional to 705,535.47, 1,058,303.21 and 306,167.40

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Solution

The fourth proportional to 705,535.47, 1,058,303.21 and 306,167.40 is: 459,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,535.47 : 1,058,303.21 = 306,167.40 : x
  2. Step 2: Convert to fraction form
    705,535.47/1,058,303.21 = 306,167.40/x
  3. Step 3: Cross multiply
    705,535.47x = 1,058,303.21 × 306,167.40
  4. Step 4: Simplify right side
    705,535.47x = 324,017,940,686.52
  5. Step 5: Solve for x
    x = 324,017,940,686.52/705,535.47
  6. Step 6: Final answer
    x = 459,251.10

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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.