Home / 1,114,829.50-1,672,130.35-305,285.94

Finding the Fourth Proportional to 1,114,829.50, 1,672,130.35 and 305,285.94

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Solution

The fourth proportional to 1,114,829.50, 1,672,130.35 and 305,285.94 is: 457,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,829.50 : 1,672,130.35 = 305,285.94 : x
  2. Step 2: Convert to fraction form
    1,114,829.50/1,672,130.35 = 305,285.94/x
  3. Step 3: Cross multiply
    1,114,829.50x = 1,672,130.35 × 305,285.94
  4. Step 4: Simplify right side
    1,114,829.50x = 510,477,885,702.28
  5. Step 5: Solve for x
    x = 510,477,885,702.28/1,114,829.50
  6. Step 6: Final answer
    x = 457,897.72

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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.