Home / 630,214.42-945,742.02-326,888.14

Finding the Fourth Proportional to 630,214.42, 945,742.02 and 326,888.14

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Solution

The fourth proportional to 630,214.42, 945,742.02 and 326,888.14 is: 490,550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,214.42 : 945,742.02 = 326,888.14 : x
  2. Step 2: Convert to fraction form
    630,214.42/945,742.02 = 326,888.14/x
  3. Step 3: Cross multiply
    630,214.42x = 945,742.02 × 326,888.14
  4. Step 4: Simplify right side
    630,214.42x = 309,151,849,837.64
  5. Step 5: Solve for x
    x = 309,151,849,837.64/630,214.42
  6. Step 6: Final answer
    x = 490,550.26

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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.