Home / 835,371.02-1,152,813.12-453,397.85

Finding the Fourth Proportional to 835,371.02, 1,152,813.12 and 453,397.85

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Solution

The fourth proportional to 835,371.02, 1,152,813.12 and 453,397.85 is: 625,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,371.02 : 1,152,813.12 = 453,397.85 : x
  2. Step 2: Convert to fraction form
    835,371.02/1,152,813.12 = 453,397.85/x
  3. Step 3: Cross multiply
    835,371.02x = 1,152,813.12 × 453,397.85
  4. Step 4: Simplify right side
    835,371.02x = 522,682,990,059.79
  5. Step 5: Solve for x
    x = 522,682,990,059.79/835,371.02
  6. Step 6: Final answer
    x = 625,689.64

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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.