Home / 788,567.59-1,088,222.20-449,035.84

Finding the Fourth Proportional to 788,567.59, 1,088,222.20 and 449,035.84

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Solution

The fourth proportional to 788,567.59, 1,088,222.20 and 449,035.84 is: 619,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,567.59 : 1,088,222.20 = 449,035.84 : x
  2. Step 2: Convert to fraction form
    788,567.59/1,088,222.20 = 449,035.84/x
  3. Step 3: Cross multiply
    788,567.59x = 1,088,222.20 × 449,035.84
  4. Step 4: Simplify right side
    788,567.59x = 488,650,769,683.65
  5. Step 5: Solve for x
    x = 488,650,769,683.65/788,567.59
  6. Step 6: Final answer
    x = 619,668.85

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Double scale
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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.