Home / 374,723.22-517,332-247,767.06

Finding the Fourth Proportional to 374,723.22, 517,332 and 247,767.06

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Solution

The fourth proportional to 374,723.22, 517,332 and 247,767.06 is: 342,060.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,723.22 : 517,332 = 247,767.06 : x
  2. Step 2: Convert to fraction form
    374,723.22/517,332 = 247,767.06/x
  3. Step 3: Cross multiply
    374,723.22x = 517,332 × 247,767.06
  4. Step 4: Simplify right side
    374,723.22x = 128,177,828,683.92
  5. Step 5: Solve for x
    x = 128,177,828,683.92/374,723.22
  6. Step 6: Final answer
    x = 342,060.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.