Home / 632,428.48-947,106.96-347,684.32

Finding the Fourth Proportional to 632,428.48, 947,106.96 and 347,684.32

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Solution

The fourth proportional to 632,428.48, 947,106.96 and 347,684.32 is: 520,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,428.48 : 947,106.96 = 347,684.32 : x
  2. Step 2: Convert to fraction form
    632,428.48/947,106.96 = 347,684.32/x
  3. Step 3: Cross multiply
    632,428.48x = 947,106.96 × 347,684.32
  4. Step 4: Simplify right side
    632,428.48x = 329,294,239,354.87
  5. Step 5: Solve for x
    x = 329,294,239,354.87/632,428.48
  6. Step 6: Final answer
    x = 520,682.18

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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.