Home / 668,561.40-1,002,844.26-169,925.40

Finding the Fourth Proportional to 668,561.40, 1,002,844.26 and 169,925.40

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Solution

The fourth proportional to 668,561.40, 1,002,844.26 and 169,925.40 is: 254,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,561.40 : 1,002,844.26 = 169,925.40 : x
  2. Step 2: Convert to fraction form
    668,561.40/1,002,844.26 = 169,925.40/x
  3. Step 3: Cross multiply
    668,561.40x = 1,002,844.26 × 169,925.40
  4. Step 4: Simplify right side
    668,561.40x = 170,408,712,018.20
  5. Step 5: Solve for x
    x = 170,408,712,018.20/668,561.40
  6. Step 6: Final answer
    x = 254,888.65

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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.