Home / 829,941.46-1,145,307.98-467,369.80

Finding the Fourth Proportional to 829,941.46, 1,145,307.98 and 467,369.80

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Solution

The fourth proportional to 829,941.46, 1,145,307.98 and 467,369.80 is: 644,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,941.46 : 1,145,307.98 = 467,369.80 : x
  2. Step 2: Convert to fraction form
    829,941.46/1,145,307.98 = 467,369.80/x
  3. Step 3: Cross multiply
    829,941.46x = 1,145,307.98 × 467,369.80
  4. Step 4: Simplify right side
    829,941.46x = 535,282,361,551.00
  5. Step 5: Solve for x
    x = 535,282,361,551.00/829,941.46
  6. Step 6: Final answer
    x = 644,964.00

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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.