Home / 709,140.94-1,058,180.45-632,714.08

Finding the Fourth Proportional to 709,140.94, 1,058,180.45 and 632,714.08

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Solution

The fourth proportional to 709,140.94, 1,058,180.45 and 632,714.08 is: 944,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,140.94 : 1,058,180.45 = 632,714.08 : x
  2. Step 2: Convert to fraction form
    709,140.94/1,058,180.45 = 632,714.08/x
  3. Step 3: Cross multiply
    709,140.94x = 1,058,180.45 × 632,714.08
  4. Step 4: Simplify right side
    709,140.94x = 669,525,669,895.74
  5. Step 5: Solve for x
    x = 669,525,669,895.74/709,140.94
  6. Step 6: Final answer
    x = 944,136.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.