Home / 882,230.40-1,217,427.48-489,743.19

Finding the Fourth Proportional to 882,230.40, 1,217,427.48 and 489,743.19

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Solution

The fourth proportional to 882,230.40, 1,217,427.48 and 489,743.19 is: 675,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,230.40 : 1,217,427.48 = 489,743.19 : x
  2. Step 2: Convert to fraction form
    882,230.40/1,217,427.48 = 489,743.19/x
  3. Step 3: Cross multiply
    882,230.40x = 1,217,427.48 × 489,743.19
  4. Step 4: Simplify right side
    882,230.40x = 596,226,817,648.86
  5. Step 5: Solve for x
    x = 596,226,817,648.86/882,230.40
  6. Step 6: Final answer
    x = 675,817.58

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Double scale
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1.5x scale

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.