Home / 838,846.26-1,157,621.31-456,873.08

Finding the Fourth Proportional to 838,846.26, 1,157,621.31 and 456,873.08

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Solution

The fourth proportional to 838,846.26, 1,157,621.31 and 456,873.08 is: 630,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,846.26 : 1,157,621.31 = 456,873.08 : x
  2. Step 2: Convert to fraction form
    838,846.26/1,157,621.31 = 456,873.08/x
  3. Step 3: Cross multiply
    838,846.26x = 1,157,621.31 × 456,873.08
  4. Step 4: Simplify right side
    838,846.26x = 528,886,007,585.23
  5. Step 5: Solve for x
    x = 528,886,007,585.23/838,846.26
  6. Step 6: Final answer
    x = 630,492.18

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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.