Home / 877,434.96-1,316,152.68-316,469.44

Finding the Fourth Proportional to 877,434.96, 1,316,152.68 and 316,469.44

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Solution

The fourth proportional to 877,434.96, 1,316,152.68 and 316,469.44 is: 474,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,434.96 : 1,316,152.68 = 316,469.44 : x
  2. Step 2: Convert to fraction form
    877,434.96/1,316,152.68 = 316,469.44/x
  3. Step 3: Cross multiply
    877,434.96x = 1,316,152.68 × 316,469.44
  4. Step 4: Simplify right side
    877,434.96x = 416,522,101,594.10
  5. Step 5: Solve for x
    x = 416,522,101,594.10/877,434.96
  6. Step 6: Final answer
    x = 474,704.25

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1.5x scale

Why These Related Problems?

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