Home / 848,030.20-1,271,254.74-286,672.12

Finding the Fourth Proportional to 848,030.20, 1,271,254.74 and 286,672.12

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Solution

The fourth proportional to 848,030.20, 1,271,254.74 and 286,672.12 is: 429,740.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,030.20 : 1,271,254.74 = 286,672.12 : x
  2. Step 2: Convert to fraction form
    848,030.20/1,271,254.74 = 286,672.12/x
  3. Step 3: Cross multiply
    848,030.20x = 1,271,254.74 × 286,672.12
  4. Step 4: Simplify right side
    848,030.20x = 364,433,291,375.85
  5. Step 5: Solve for x
    x = 364,433,291,375.85/848,030.20
  6. Step 6: Final answer
    x = 429,740.94

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1.5x scale

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.