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Finding the Fourth Proportional to 650,305.80, 975,458.70 and 370,369.80

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Solution

The fourth proportional to 650,305.80, 975,458.70 and 370,369.80 is: 555,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,305.80 : 975,458.70 = 370,369.80 : x
  2. Step 2: Convert to fraction form
    650,305.80/975,458.70 = 370,369.80/x
  3. Step 3: Cross multiply
    650,305.80x = 975,458.70 × 370,369.80
  4. Step 4: Simplify right side
    650,305.80x = 361,280,443,627.26
  5. Step 5: Solve for x
    x = 361,280,443,627.26/650,305.80
  6. Step 6: Final answer
    x = 555,554.70

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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.