Home / 459,926.61-634,716.93-255,986.11

Finding the Fourth Proportional to 459,926.61, 634,716.93 and 255,986.11

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Solution

The fourth proportional to 459,926.61, 634,716.93 and 255,986.11 is: 353,270.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,926.61 : 634,716.93 = 255,986.11 : x
  2. Step 2: Convert to fraction form
    459,926.61/634,716.93 = 255,986.11/x
  3. Step 3: Cross multiply
    459,926.61x = 634,716.93 × 255,986.11
  4. Step 4: Simplify right side
    459,926.61x = 162,478,717,861.84
  5. Step 5: Solve for x
    x = 162,478,717,861.84/459,926.61
  6. Step 6: Final answer
    x = 353,270.97

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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.