Home / 835,400.32-1,152,853.36-453,427.36

Finding the Fourth Proportional to 835,400.32, 1,152,853.36 and 453,427.36

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Solution

The fourth proportional to 835,400.32, 1,152,853.36 and 453,427.36 is: 625,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,400.32 : 1,152,853.36 = 453,427.36 : x
  2. Step 2: Convert to fraction form
    835,400.32/1,152,853.36 = 453,427.36/x
  3. Step 3: Cross multiply
    835,400.32x = 1,152,853.36 × 453,427.36
  4. Step 4: Simplify right side
    835,400.32x = 522,735,255,491.93
  5. Step 5: Solve for x
    x = 522,735,255,491.93/835,400.32
  6. Step 6: Final answer
    x = 625,730.26

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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.