Home / 835,400.58-1,152,849.88-453,427.36

Finding the Fourth Proportional to 835,400.58, 1,152,849.88 and 453,427.36

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Solution

The fourth proportional to 835,400.58, 1,152,849.88 and 453,427.36 is: 625,728.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,400.58 : 1,152,849.88 = 453,427.36 : x
  2. Step 2: Convert to fraction form
    835,400.58/1,152,849.88 = 453,427.36/x
  3. Step 3: Cross multiply
    835,400.58x = 1,152,849.88 × 453,427.36
  4. Step 4: Simplify right side
    835,400.58x = 522,733,677,564.72
  5. Step 5: Solve for x
    x = 522,733,677,564.72/835,400.58
  6. Step 6: Final answer
    x = 625,728.17

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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.