Home / 1,098,814.23-1,648,283.63-340,763.42

Finding the Fourth Proportional to 1,098,814.23, 1,648,283.63 and 340,763.42

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Solution

The fourth proportional to 1,098,814.23, 1,648,283.63 and 340,763.42 is: 511,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,814.23 : 1,648,283.63 = 340,763.42 : x
  2. Step 2: Convert to fraction form
    1,098,814.23/1,648,283.63 = 340,763.42/x
  3. Step 3: Cross multiply
    1,098,814.23x = 1,648,283.63 × 340,763.42
  4. Step 4: Simplify right side
    1,098,814.23x = 561,674,769,305.71
  5. Step 5: Solve for x
    x = 561,674,769,305.71/1,098,814.23
  6. Step 6: Final answer
    x = 511,164.45

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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.