Home / 835,402.76-1,152,858.02-453,429.54

Finding the Fourth Proportional to 835,402.76, 1,152,858.02 and 453,429.54

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Solution

The fourth proportional to 835,402.76, 1,152,858.02 and 453,429.54 is: 625,733.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,402.76 : 1,152,858.02 = 453,429.54 : x
  2. Step 2: Convert to fraction form
    835,402.76/1,152,858.02 = 453,429.54/x
  3. Step 3: Cross multiply
    835,402.76x = 1,152,858.02 × 453,429.54
  4. Step 4: Simplify right side
    835,402.76x = 522,739,881,693.91
  5. Step 5: Solve for x
    x = 522,739,881,693.91/835,402.76
  6. Step 6: Final answer
    x = 625,733.97

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Double scale
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Similar ratio
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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.