Home / 835,312.19-1,152,735.50-472,736.75

Finding the Fourth Proportional to 835,312.19, 1,152,735.50 and 472,736.75

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Solution

The fourth proportional to 835,312.19, 1,152,735.50 and 472,736.75 is: 652,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,312.19 : 1,152,735.50 = 472,736.75 : x
  2. Step 2: Convert to fraction form
    835,312.19/1,152,735.50 = 472,736.75/x
  3. Step 3: Cross multiply
    835,312.19x = 1,152,735.50 × 472,736.75
  4. Step 4: Simplify right side
    835,312.19x = 544,940,434,397.78
  5. Step 5: Solve for x
    x = 544,940,434,397.78/835,312.19
  6. Step 6: Final answer
    x = 652,379.36

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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.