Home / 840,559.32-1,159,948.80-458,586

Finding the Fourth Proportional to 840,559.32, 1,159,948.80 and 458,586

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Solution

The fourth proportional to 840,559.32, 1,159,948.80 and 458,586 is: 632,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,559.32 : 1,159,948.80 = 458,586 : x
  2. Step 2: Convert to fraction form
    840,559.32/1,159,948.80 = 458,586/x
  3. Step 3: Cross multiply
    840,559.32x = 1,159,948.80 × 458,586
  4. Step 4: Simplify right side
    840,559.32x = 531,936,280,396.80
  5. Step 5: Solve for x
    x = 531,936,280,396.80/840,559.32
  6. Step 6: Final answer
    x = 632,836.10

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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.