Home / 962,077.72-1,442,689.98-512,714.84

Finding the Fourth Proportional to 962,077.72, 1,442,689.98 and 512,714.84

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Solution

The fourth proportional to 962,077.72, 1,442,689.98 and 512,714.84 is: 768,844.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,077.72 : 1,442,689.98 = 512,714.84 : x
  2. Step 2: Convert to fraction form
    962,077.72/1,442,689.98 = 512,714.84/x
  3. Step 3: Cross multiply
    962,077.72x = 1,442,689.98 × 512,714.84
  4. Step 4: Simplify right side
    962,077.72x = 739,688,562,265.30
  5. Step 5: Solve for x
    x = 739,688,562,265.30/962,077.72
  6. Step 6: Final answer
    x = 768,844.91

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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.