Home / 630,741.92-946,435.44-298,228.64

Finding the Fourth Proportional to 630,741.92, 946,435.44 and 298,228.64

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Solution

The fourth proportional to 630,741.92, 946,435.44 and 298,228.64 is: 447,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,741.92 : 946,435.44 = 298,228.64 : x
  2. Step 2: Convert to fraction form
    630,741.92/946,435.44 = 298,228.64/x
  3. Step 3: Cross multiply
    630,741.92x = 946,435.44 × 298,228.64
  4. Step 4: Simplify right side
    630,741.92x = 282,254,154,119.00
  5. Step 5: Solve for x
    x = 282,254,154,119.00/630,741.92
  6. Step 6: Final answer
    x = 447,495.47

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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.