Home / 595,430.36-821,689.46-323,500.50

Finding the Fourth Proportional to 595,430.36, 821,689.46 and 323,500.50

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Solution

The fourth proportional to 595,430.36, 821,689.46 and 323,500.50 is: 446,428.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,430.36 : 821,689.46 = 323,500.50 : x
  2. Step 2: Convert to fraction form
    595,430.36/821,689.46 = 323,500.50/x
  3. Step 3: Cross multiply
    595,430.36x = 821,689.46 × 323,500.50
  4. Step 4: Simplify right side
    595,430.36x = 265,816,947,046.28
  5. Step 5: Solve for x
    x = 265,816,947,046.28/595,430.36
  6. Step 6: Final answer
    x = 446,428.28

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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.