Home / 848,045.34-1,271,569.86-342,622.38

Finding the Fourth Proportional to 848,045.34, 1,271,569.86 and 342,622.38

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Solution

The fourth proportional to 848,045.34, 1,271,569.86 and 342,622.38 is: 513,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,045.34 : 1,271,569.86 = 342,622.38 : x
  2. Step 2: Convert to fraction form
    848,045.34/1,271,569.86 = 342,622.38/x
  3. Step 3: Cross multiply
    848,045.34x = 1,271,569.86 × 342,622.38
  4. Step 4: Simplify right side
    848,045.34x = 435,668,291,769.47
  5. Step 5: Solve for x
    x = 435,668,291,769.47/848,045.34
  6. Step 6: Final answer
    x = 513,732.31

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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.