Home / 885,829.71-1,328,416.52-286,635.45

Finding the Fourth Proportional to 885,829.71, 1,328,416.52 and 286,635.45

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Solution

The fourth proportional to 885,829.71, 1,328,416.52 and 286,635.45 is: 429,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,829.71 : 1,328,416.52 = 286,635.45 : x
  2. Step 2: Convert to fraction form
    885,829.71/1,328,416.52 = 286,635.45/x
  3. Step 3: Cross multiply
    885,829.71x = 1,328,416.52 × 286,635.45
  4. Step 4: Simplify right side
    885,829.71x = 380,771,265,564.46
  5. Step 5: Solve for x
    x = 380,771,265,564.46/885,829.71
  6. Step 6: Final answer
    x = 429,847.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.