Home / 1,300,242.15-1,950,369.30-458,793.90

Finding the Fourth Proportional to 1,300,242.15, 1,950,369.30 and 458,793.90

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Solution

The fourth proportional to 1,300,242.15, 1,950,369.30 and 458,793.90 is: 688,192.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,242.15 : 1,950,369.30 = 458,793.90 : x
  2. Step 2: Convert to fraction form
    1,300,242.15/1,950,369.30 = 458,793.90/x
  3. Step 3: Cross multiply
    1,300,242.15x = 1,950,369.30 × 458,793.90
  4. Step 4: Simplify right side
    1,300,242.15x = 894,817,537,587.27
  5. Step 5: Solve for x
    x = 894,817,537,587.27/1,300,242.15
  6. Step 6: Final answer
    x = 688,192.99

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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.