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Finding the Fourth Proportional to 646,598.88, 892,284.48 and 360,104.16

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Solution

The fourth proportional to 646,598.88, 892,284.48 and 360,104.16 is: 496,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,598.88 : 892,284.48 = 360,104.16 : x
  2. Step 2: Convert to fraction form
    646,598.88/892,284.48 = 360,104.16/x
  3. Step 3: Cross multiply
    646,598.88x = 892,284.48 × 360,104.16
  4. Step 4: Simplify right side
    646,598.88x = 321,315,353,151.44
  5. Step 5: Solve for x
    x = 321,315,353,151.44/646,598.88
  6. Step 6: Final answer
    x = 496,931.50

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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.