Home / 850,393.92-1,173,597.12-468,420.80

Finding the Fourth Proportional to 850,393.92, 1,173,597.12 and 468,420.80

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Solution

The fourth proportional to 850,393.92, 1,173,597.12 and 468,420.80 is: 646,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,393.92 : 1,173,597.12 = 468,420.80 : x
  2. Step 2: Convert to fraction form
    850,393.92/1,173,597.12 = 468,420.80/x
  3. Step 3: Cross multiply
    850,393.92x = 1,173,597.12 × 468,420.80
  4. Step 4: Simplify right side
    850,393.92x = 549,737,301,828.10
  5. Step 5: Solve for x
    x = 549,737,301,828.10/850,393.92
  6. Step 6: Final answer
    x = 646,450.18

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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.