Home / 847,620.20-1,169,710.31-460,432.10

Finding the Fourth Proportional to 847,620.20, 1,169,710.31 and 460,432.10

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Solution

The fourth proportional to 847,620.20, 1,169,710.31 and 460,432.10 is: 635,393.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,620.20 : 1,169,710.31 = 460,432.10 : x
  2. Step 2: Convert to fraction form
    847,620.20/1,169,710.31 = 460,432.10/x
  3. Step 3: Cross multiply
    847,620.20x = 1,169,710.31 × 460,432.10
  4. Step 4: Simplify right side
    847,620.20x = 538,572,166,274.24
  5. Step 5: Solve for x
    x = 538,572,166,274.24/847,620.20
  6. Step 6: Final answer
    x = 635,393.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.