Home / 875,267.37-1,312,375.91-342,152.91

Finding the Fourth Proportional to 875,267.37, 1,312,375.91 and 342,152.91

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Solution

The fourth proportional to 875,267.37, 1,312,375.91 and 342,152.91 is: 513,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,267.37 : 1,312,375.91 = 342,152.91 : x
  2. Step 2: Convert to fraction form
    875,267.37/1,312,375.91 = 342,152.91/x
  3. Step 3: Cross multiply
    875,267.37x = 1,312,375.91 × 342,152.91
  4. Step 4: Simplify right side
    875,267.37x = 449,033,234,909.63
  5. Step 5: Solve for x
    x = 449,033,234,909.63/875,267.37
  6. Step 6: Final answer
    x = 513,024.08

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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.