Home / 990,802.16-1,367,873.76-652,254.56

Finding the Fourth Proportional to 990,802.16, 1,367,873.76 and 652,254.56

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Solution

The fourth proportional to 990,802.16, 1,367,873.76 and 652,254.56 is: 900,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,802.16 : 1,367,873.76 = 652,254.56 : x
  2. Step 2: Convert to fraction form
    990,802.16/1,367,873.76 = 652,254.56/x
  3. Step 3: Cross multiply
    990,802.16x = 1,367,873.76 × 652,254.56
  4. Step 4: Simplify right side
    990,802.16x = 892,201,897,464.35
  5. Step 5: Solve for x
    x = 892,201,897,464.35/990,802.16
  6. Step 6: Final answer
    x = 900,484.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.