Home / 1,316,791.81-1,975,319.07-357,262.39

Finding the Fourth Proportional to 1,316,791.81, 1,975,319.07 and 357,262.39

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Solution

The fourth proportional to 1,316,791.81, 1,975,319.07 and 357,262.39 is: 535,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,791.81 : 1,975,319.07 = 357,262.39 : x
  2. Step 2: Convert to fraction form
    1,316,791.81/1,975,319.07 = 357,262.39/x
  3. Step 3: Cross multiply
    1,316,791.81x = 1,975,319.07 × 357,262.39
  4. Step 4: Simplify right side
    1,316,791.81x = 705,707,211,960.78
  5. Step 5: Solve for x
    x = 705,707,211,960.78/1,316,791.81
  6. Step 6: Final answer
    x = 535,929.22

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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.