Home / 855,454.55-1,180,490.13-473,458.55

Finding the Fourth Proportional to 855,454.55, 1,180,490.13 and 473,458.55

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Solution

The fourth proportional to 855,454.55, 1,180,490.13 and 473,458.55 is: 653,352.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,454.55 : 1,180,490.13 = 473,458.55 : x
  2. Step 2: Convert to fraction form
    855,454.55/1,180,490.13 = 473,458.55/x
  3. Step 3: Cross multiply
    855,454.55x = 1,180,490.13 × 473,458.55
  4. Step 4: Simplify right side
    855,454.55x = 558,913,139,336.66
  5. Step 5: Solve for x
    x = 558,913,139,336.66/855,454.55
  6. Step 6: Final answer
    x = 653,352.24

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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.