Home / 850,330.08-1,173,455.44-468,356.86

Finding the Fourth Proportional to 850,330.08, 1,173,455.44 and 468,356.86

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Solution

The fourth proportional to 850,330.08, 1,173,455.44 and 468,356.86 is: 646,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,330.08 : 1,173,455.44 = 468,356.86 : x
  2. Step 2: Convert to fraction form
    850,330.08/1,173,455.44 = 468,356.86/x
  3. Step 3: Cross multiply
    850,330.08x = 1,173,455.44 × 468,356.86
  4. Step 4: Simplify right side
    850,330.08x = 549,595,905,524.25
  5. Step 5: Solve for x
    x = 549,595,905,524.25/850,330.08
  6. Step 6: Final answer
    x = 646,332.43

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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.