Home / 1,316,936.76-1,975,405.80-370,307.46

Finding the Fourth Proportional to 1,316,936.76, 1,975,405.80 and 370,307.46

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Solution

The fourth proportional to 1,316,936.76, 1,975,405.80 and 370,307.46 is: 555,461.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,936.76 : 1,975,405.80 = 370,307.46 : x
  2. Step 2: Convert to fraction form
    1,316,936.76/1,975,405.80 = 370,307.46/x
  3. Step 3: Cross multiply
    1,316,936.76x = 1,975,405.80 × 370,307.46
  4. Step 4: Simplify right side
    1,316,936.76x = 731,507,504,267.27
  5. Step 5: Solve for x
    x = 731,507,504,267.27/1,316,936.76
  6. Step 6: Final answer
    x = 555,461.38

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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.