Home / 1,003,347.13-1,505,250.69-434,823.68

Finding the Fourth Proportional to 1,003,347.13, 1,505,250.69 and 434,823.68

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Solution

The fourth proportional to 1,003,347.13, 1,505,250.69 and 434,823.68 is: 652,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,347.13 : 1,505,250.69 = 434,823.68 : x
  2. Step 2: Convert to fraction form
    1,003,347.13/1,505,250.69 = 434,823.68/x
  3. Step 3: Cross multiply
    1,003,347.13x = 1,505,250.69 × 434,823.68
  4. Step 4: Simplify right side
    1,003,347.13x = 654,518,644,348.34
  5. Step 5: Solve for x
    x = 654,518,644,348.34/1,003,347.13
  6. Step 6: Final answer
    x = 652,335.19

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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.