Home / 829,730.23-1,145,049.10-467,166.87

Finding the Fourth Proportional to 829,730.23, 1,145,049.10 and 467,166.87

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Solution

The fourth proportional to 829,730.23, 1,145,049.10 and 467,166.87 is: 644,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,730.23 : 1,145,049.10 = 467,166.87 : x
  2. Step 2: Convert to fraction form
    829,730.23/1,145,049.10 = 467,166.87/x
  3. Step 3: Cross multiply
    829,730.23x = 1,145,049.10 × 467,166.87
  4. Step 4: Simplify right side
    829,730.23x = 534,929,002,875.40
  5. Step 5: Solve for x
    x = 534,929,002,875.40/829,730.23
  6. Step 6: Final answer
    x = 644,702.32

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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.