Home / 875,320.40-1,312,980.60-244,233.20

Finding the Fourth Proportional to 875,320.40, 1,312,980.60 and 244,233.20

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Solution

The fourth proportional to 875,320.40, 1,312,980.60 and 244,233.20 is: 366,349.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,320.40 : 1,312,980.60 = 244,233.20 : x
  2. Step 2: Convert to fraction form
    875,320.40/1,312,980.60 = 244,233.20/x
  3. Step 3: Cross multiply
    875,320.40x = 1,312,980.60 × 244,233.20
  4. Step 4: Simplify right side
    875,320.40x = 320,673,453,475.92
  5. Step 5: Solve for x
    x = 320,673,453,475.92/875,320.40
  6. Step 6: Final answer
    x = 366,349.80

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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.