Home / 756,776.64-1,135,281.60-258,024

Finding the Fourth Proportional to 756,776.64, 1,135,281.60 and 258,024

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Solution

The fourth proportional to 756,776.64, 1,135,281.60 and 258,024 is: 387,075.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,776.64 : 1,135,281.60 = 258,024 : x
  2. Step 2: Convert to fraction form
    756,776.64/1,135,281.60 = 258,024/x
  3. Step 3: Cross multiply
    756,776.64x = 1,135,281.60 × 258,024
  4. Step 4: Simplify right side
    756,776.64x = 292,929,899,558.40
  5. Step 5: Solve for x
    x = 292,929,899,558.40/756,776.64
  6. Step 6: Final answer
    x = 387,075.77

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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.