Home / 758,878.47-1,047,267.32-414,735.71

Finding the Fourth Proportional to 758,878.47, 1,047,267.32 and 414,735.71

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Solution

The fourth proportional to 758,878.47, 1,047,267.32 and 414,735.71 is: 572,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,878.47 : 1,047,267.32 = 414,735.71 : x
  2. Step 2: Convert to fraction form
    758,878.47/1,047,267.32 = 414,735.71/x
  3. Step 3: Cross multiply
    758,878.47x = 1,047,267.32 × 414,735.71
  4. Step 4: Simplify right side
    758,878.47x = 434,339,148,209.98
  5. Step 5: Solve for x
    x = 434,339,148,209.98/758,878.47
  6. Step 6: Final answer
    x = 572,343.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.