Home / 882,574.68-1,217,914.53-490,083.30

Finding the Fourth Proportional to 882,574.68, 1,217,914.53 and 490,083.30

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Solution

The fourth proportional to 882,574.68, 1,217,914.53 and 490,083.30 is: 676,293.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,574.68 : 1,217,914.53 = 490,083.30 : x
  2. Step 2: Convert to fraction form
    882,574.68/1,217,914.53 = 490,083.30/x
  3. Step 3: Cross multiply
    882,574.68x = 1,217,914.53 × 490,083.30
  4. Step 4: Simplify right side
    882,574.68x = 596,879,571,980.35
  5. Step 5: Solve for x
    x = 596,879,571,980.35/882,574.68
  6. Step 6: Final answer
    x = 676,293.56

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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.