Home / 578,033.24-866,913.72-325,423.40

Finding the Fourth Proportional to 578,033.24, 866,913.72 and 325,423.40

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Solution

The fourth proportional to 578,033.24, 866,913.72 and 325,423.40 is: 488,058.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,033.24 : 866,913.72 = 325,423.40 : x
  2. Step 2: Convert to fraction form
    578,033.24/866,913.72 = 325,423.40/x
  3. Step 3: Cross multiply
    578,033.24x = 866,913.72 × 325,423.40
  4. Step 4: Simplify right side
    578,033.24x = 282,114,010,269.05
  5. Step 5: Solve for x
    x = 282,114,010,269.05/578,033.24
  6. Step 6: Final answer
    x = 488,058.46

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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.