Home / 850,393.50-1,173,543.03-468,419.10

Finding the Fourth Proportional to 850,393.50, 1,173,543.03 and 468,419.10

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Solution

The fourth proportional to 850,393.50, 1,173,543.03 and 468,419.10 is: 646,418.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,393.50 : 1,173,543.03 = 468,419.10 : x
  2. Step 2: Convert to fraction form
    850,393.50/1,173,543.03 = 468,419.10/x
  3. Step 3: Cross multiply
    850,393.50x = 1,173,543.03 × 468,419.10
  4. Step 4: Simplify right side
    850,393.50x = 549,709,969,923.87
  5. Step 5: Solve for x
    x = 549,709,969,923.87/850,393.50
  6. Step 6: Final answer
    x = 646,418.36

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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.