Home / 1,058,561.84-1,587,868.68-310,631.60

Finding the Fourth Proportional to 1,058,561.84, 1,587,868.68 and 310,631.60

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Solution

The fourth proportional to 1,058,561.84, 1,587,868.68 and 310,631.60 is: 465,955.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,561.84 : 1,587,868.68 = 310,631.60 : x
  2. Step 2: Convert to fraction form
    1,058,561.84/1,587,868.68 = 310,631.60/x
  3. Step 3: Cross multiply
    1,058,561.84x = 1,587,868.68 × 310,631.60
  4. Step 4: Simplify right side
    1,058,561.84x = 493,242,188,658.29
  5. Step 5: Solve for x
    x = 493,242,188,658.29/1,058,561.84
  6. Step 6: Final answer
    x = 465,955.01

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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.