Home / 461,626.10-636,931.83-270,602.59

Finding the Fourth Proportional to 461,626.10, 636,931.83 and 270,602.59

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Solution

The fourth proportional to 461,626.10, 636,931.83 and 270,602.59 is: 373,365.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,626.10 : 636,931.83 = 270,602.59 : x
  2. Step 2: Convert to fraction form
    461,626.10/636,931.83 = 270,602.59/x
  3. Step 3: Cross multiply
    461,626.10x = 636,931.83 × 270,602.59
  4. Step 4: Simplify right side
    461,626.10x = 172,355,402,851.44
  5. Step 5: Solve for x
    x = 172,355,402,851.44/461,626.10
  6. Step 6: Final answer
    x = 373,365.81

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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.