Home / 907,407.55-1,360,443.48-308,207.62

Finding the Fourth Proportional to 907,407.55, 1,360,443.48 and 308,207.62

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Solution

The fourth proportional to 907,407.55, 1,360,443.48 and 308,207.62 is: 462,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,407.55 : 1,360,443.48 = 308,207.62 : x
  2. Step 2: Convert to fraction form
    907,407.55/1,360,443.48 = 308,207.62/x
  3. Step 3: Cross multiply
    907,407.55x = 1,360,443.48 × 308,207.62
  4. Step 4: Simplify right side
    907,407.55x = 419,299,047,115.32
  5. Step 5: Solve for x
    x = 419,299,047,115.32/907,407.55
  6. Step 6: Final answer
    x = 462,084.59

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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.