Home / 758,925.40-1,137,005.70-617,920.60

Finding the Fourth Proportional to 758,925.40, 1,137,005.70 and 617,920.60

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Solution

The fourth proportional to 758,925.40, 1,137,005.70 and 617,920.60 is: 925,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,925.40 : 1,137,005.70 = 617,920.60 : x
  2. Step 2: Convert to fraction form
    758,925.40/1,137,005.70 = 617,920.60/x
  3. Step 3: Cross multiply
    758,925.40x = 1,137,005.70 × 617,920.60
  4. Step 4: Simplify right side
    758,925.40x = 702,579,244,347.42
  5. Step 5: Solve for x
    x = 702,579,244,347.42/758,925.40
  6. Step 6: Final answer
    x = 925,755.34

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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.