Home / 452,811.06-679,741.47-242,859.06

Finding the Fourth Proportional to 452,811.06, 679,741.47 and 242,859.06

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Solution

The fourth proportional to 452,811.06, 679,741.47 and 242,859.06 is: 364,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,811.06 : 679,741.47 = 242,859.06 : x
  2. Step 2: Convert to fraction form
    452,811.06/679,741.47 = 242,859.06/x
  3. Step 3: Cross multiply
    452,811.06x = 679,741.47 × 242,859.06
  4. Step 4: Simplify right side
    452,811.06x = 165,081,374,447.22
  5. Step 5: Solve for x
    x = 165,081,374,447.22/452,811.06
  6. Step 6: Final answer
    x = 364,570.10

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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.