Home / 918,564.70-1,375,389.45-584,331.10

Finding the Fourth Proportional to 918,564.70, 1,375,389.45 and 584,331.10

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Solution

The fourth proportional to 918,564.70, 1,375,389.45 and 584,331.10 is: 874,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,564.70 : 1,375,389.45 = 584,331.10 : x
  2. Step 2: Convert to fraction form
    918,564.70/1,375,389.45 = 584,331.10/x
  3. Step 3: Cross multiply
    918,564.70x = 1,375,389.45 × 584,331.10
  4. Step 4: Simplify right side
    918,564.70x = 803,682,830,246.90
  5. Step 5: Solve for x
    x = 803,682,830,246.90/918,564.70
  6. Step 6: Final answer
    x = 874,933.28

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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.