Home / 870,342.03-1,201,040.82-483,174.27

Finding the Fourth Proportional to 870,342.03, 1,201,040.82 and 483,174.27

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Solution

The fourth proportional to 870,342.03, 1,201,040.82 and 483,174.27 is: 666,763.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,342.03 : 1,201,040.82 = 483,174.27 : x
  2. Step 2: Convert to fraction form
    870,342.03/1,201,040.82 = 483,174.27/x
  3. Step 3: Cross multiply
    870,342.03x = 1,201,040.82 × 483,174.27
  4. Step 4: Simplify right side
    870,342.03x = 580,312,021,443.70
  5. Step 5: Solve for x
    x = 580,312,021,443.70/870,342.03
  6. Step 6: Final answer
    x = 666,763.18

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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.