Home / 869,347.37-1,303,881.12-238,113.56

Finding the Fourth Proportional to 869,347.37, 1,303,881.12 and 238,113.56

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Solution

The fourth proportional to 869,347.37, 1,303,881.12 and 238,113.56 is: 357,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,347.37 : 1,303,881.12 = 238,113.56 : x
  2. Step 2: Convert to fraction form
    869,347.37/1,303,881.12 = 238,113.56/x
  3. Step 3: Cross multiply
    869,347.37x = 1,303,881.12 × 238,113.56
  4. Step 4: Simplify right side
    869,347.37x = 310,471,768,780.58
  5. Step 5: Solve for x
    x = 310,471,768,780.58/869,347.37
  6. Step 6: Final answer
    x = 357,132.01

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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.