Home / 848,038.10-1,271,559-342,615.12

Finding the Fourth Proportional to 848,038.10, 1,271,559 and 342,615.12

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Solution

The fourth proportional to 848,038.10, 1,271,559 and 342,615.12 is: 513,721.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,038.10 : 1,271,559 = 342,615.12 : x
  2. Step 2: Convert to fraction form
    848,038.10/1,271,559 = 342,615.12/x
  3. Step 3: Cross multiply
    848,038.10x = 1,271,559 × 342,615.12
  4. Step 4: Simplify right side
    848,038.10x = 435,655,339,372.08
  5. Step 5: Solve for x
    x = 435,655,339,372.08/848,038.10
  6. Step 6: Final answer
    x = 513,721.42

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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.