Home / 563,676.50-778,281.81-362,822.42

Finding the Fourth Proportional to 563,676.50, 778,281.81 and 362,822.42

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Solution

The fourth proportional to 563,676.50, 778,281.81 and 362,822.42 is: 500,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,676.50 : 778,281.81 = 362,822.42 : x
  2. Step 2: Convert to fraction form
    563,676.50/778,281.81 = 362,822.42/x
  3. Step 3: Cross multiply
    563,676.50x = 778,281.81 × 362,822.42
  4. Step 4: Simplify right side
    563,676.50x = 282,378,089,746.18
  5. Step 5: Solve for x
    x = 282,378,089,746.18/563,676.50
  6. Step 6: Final answer
    x = 500,957.71

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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.