Home / 802,716.60-1,107,706.35-458,484.93

Finding the Fourth Proportional to 802,716.60, 1,107,706.35 and 458,484.93

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Solution

The fourth proportional to 802,716.60, 1,107,706.35 and 458,484.93 is: 632,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,716.60 : 1,107,706.35 = 458,484.93 : x
  2. Step 2: Convert to fraction form
    802,716.60/1,107,706.35 = 458,484.93/x
  3. Step 3: Cross multiply
    802,716.60x = 1,107,706.35 × 458,484.93
  4. Step 4: Simplify right side
    802,716.60x = 507,866,668,340.31
  5. Step 5: Solve for x
    x = 507,866,668,340.31/802,716.60
  6. Step 6: Final answer
    x = 632,684.90

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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.