Home / 897,929.70-1,343,006.55-803,840.10

Finding the Fourth Proportional to 897,929.70, 1,343,006.55 and 803,840.10

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Solution

The fourth proportional to 897,929.70, 1,343,006.55 and 803,840.10 is: 1,202,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,929.70 : 1,343,006.55 = 803,840.10 : x
  2. Step 2: Convert to fraction form
    897,929.70/1,343,006.55 = 803,840.10/x
  3. Step 3: Cross multiply
    897,929.70x = 1,343,006.55 × 803,840.10
  4. Step 4: Simplify right side
    897,929.70x = 1,079,562,519,452.66
  5. Step 5: Solve for x
    x = 1,079,562,519,452.66/897,929.70
  6. Step 6: Final answer
    x = 1,202,279.55

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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.