Home / 1,058,706.49-1,587,166.75-459,216.07

Finding the Fourth Proportional to 1,058,706.49, 1,587,166.75 and 459,216.07

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Solution

The fourth proportional to 1,058,706.49, 1,587,166.75 and 459,216.07 is: 688,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,706.49 : 1,587,166.75 = 459,216.07 : x
  2. Step 2: Convert to fraction form
    1,058,706.49/1,587,166.75 = 459,216.07/x
  3. Step 3: Cross multiply
    1,058,706.49x = 1,587,166.75 × 459,216.07
  4. Step 4: Simplify right side
    1,058,706.49x = 728,852,477,369.67
  5. Step 5: Solve for x
    x = 728,852,477,369.67/1,058,706.49
  6. Step 6: Final answer
    x = 688,436.77

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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.