Home / 778,889.70-1,166,294.87-626,275.58

Finding the Fourth Proportional to 778,889.70, 1,166,294.87 and 626,275.58

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Solution

The fourth proportional to 778,889.70, 1,166,294.87 and 626,275.58 is: 937,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,889.70 : 1,166,294.87 = 626,275.58 : x
  2. Step 2: Convert to fraction form
    778,889.70/1,166,294.87 = 626,275.58/x
  3. Step 3: Cross multiply
    778,889.70x = 1,166,294.87 × 626,275.58
  4. Step 4: Simplify right side
    778,889.70x = 730,421,989,545.96
  5. Step 5: Solve for x
    x = 730,421,989,545.96/778,889.70
  6. Step 6: Final answer
    x = 937,773.33

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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.