Home / 651,342.58-977,075.79-202,068.34

Finding the Fourth Proportional to 651,342.58, 977,075.79 and 202,068.34

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Solution

The fourth proportional to 651,342.58, 977,075.79 and 202,068.34 is: 303,121.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,342.58 : 977,075.79 = 202,068.34 : x
  2. Step 2: Convert to fraction form
    651,342.58/977,075.79 = 202,068.34/x
  3. Step 3: Cross multiply
    651,342.58x = 977,075.79 × 202,068.34
  4. Step 4: Simplify right side
    651,342.58x = 197,436,082,939.49
  5. Step 5: Solve for x
    x = 197,436,082,939.49/651,342.58
  6. Step 6: Final answer
    x = 303,121.72

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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.