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Finding the Fourth Proportional to 650,175.16, 896,762.46 and 469,483.60

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Solution

The fourth proportional to 650,175.16, 896,762.46 and 469,483.60 is: 647,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,175.16 : 896,762.46 = 469,483.60 : x
  2. Step 2: Convert to fraction form
    650,175.16/896,762.46 = 469,483.60/x
  3. Step 3: Cross multiply
    650,175.16x = 896,762.46 × 469,483.60
  4. Step 4: Simplify right side
    650,175.16x = 421,015,268,065.66
  5. Step 5: Solve for x
    x = 421,015,268,065.66/650,175.16
  6. Step 6: Final answer
    x = 647,541.30

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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.