Home / 848,132.69-1,272,829.72-342,698.07

Finding the Fourth Proportional to 848,132.69, 1,272,829.72 and 342,698.07

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Solution

The fourth proportional to 848,132.69, 1,272,829.72 and 342,698.07 is: 514,301.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,132.69 : 1,272,829.72 = 342,698.07 : x
  2. Step 2: Convert to fraction form
    848,132.69/1,272,829.72 = 342,698.07/x
  3. Step 3: Cross multiply
    848,132.69x = 1,272,829.72 × 342,698.07
  4. Step 4: Simplify right side
    848,132.69x = 436,196,288,482.64
  5. Step 5: Solve for x
    x = 436,196,288,482.64/848,132.69
  6. Step 6: Final answer
    x = 514,301.94

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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.