Home / 602,597.60-831,582.41-330,670.05

Finding the Fourth Proportional to 602,597.60, 831,582.41 and 330,670.05

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Solution

The fourth proportional to 602,597.60, 831,582.41 and 330,670.05 is: 456,323.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,597.60 : 831,582.41 = 330,670.05 : x
  2. Step 2: Convert to fraction form
    602,597.60/831,582.41 = 330,670.05/x
  3. Step 3: Cross multiply
    602,597.60x = 831,582.41 × 330,670.05
  4. Step 4: Simplify right side
    602,597.60x = 274,979,392,322.04
  5. Step 5: Solve for x
    x = 274,979,392,322.04/602,597.60
  6. Step 6: Final answer
    x = 456,323.41

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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.