Home / 963,080.08-1,445,210.60-431,051.02

Finding the Fourth Proportional to 963,080.08, 1,445,210.60 and 431,051.02

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Solution

The fourth proportional to 963,080.08, 1,445,210.60 and 431,051.02 is: 646,840.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,080.08 : 1,445,210.60 = 431,051.02 : x
  2. Step 2: Convert to fraction form
    963,080.08/1,445,210.60 = 431,051.02/x
  3. Step 3: Cross multiply
    963,080.08x = 1,445,210.60 × 431,051.02
  4. Step 4: Simplify right side
    963,080.08x = 622,959,503,244.81
  5. Step 5: Solve for x
    x = 622,959,503,244.81/963,080.08
  6. Step 6: Final answer
    x = 646,840.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.