Home / 1,316,880.72-1,975,437.72-370,259.64

Finding the Fourth Proportional to 1,316,880.72, 1,975,437.72 and 370,259.64

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Solution

The fourth proportional to 1,316,880.72, 1,975,437.72 and 370,259.64 is: 555,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,880.72 : 1,975,437.72 = 370,259.64 : x
  2. Step 2: Convert to fraction form
    1,316,880.72/1,975,437.72 = 370,259.64/x
  3. Step 3: Cross multiply
    1,316,880.72x = 1,975,437.72 × 370,259.64
  4. Step 4: Simplify right side
    1,316,880.72x = 731,424,859,049.62
  5. Step 5: Solve for x
    x = 731,424,859,049.62/1,316,880.72
  6. Step 6: Final answer
    x = 555,422.25

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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.