Home / 1,302,242.40-1,953,363.60-449,312.40

Finding the Fourth Proportional to 1,302,242.40, 1,953,363.60 and 449,312.40

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Solution

The fourth proportional to 1,302,242.40, 1,953,363.60 and 449,312.40 is: 673,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,242.40 : 1,953,363.60 = 449,312.40 : x
  2. Step 2: Convert to fraction form
    1,302,242.40/1,953,363.60 = 449,312.40/x
  3. Step 3: Cross multiply
    1,302,242.40x = 1,953,363.60 × 449,312.40
  4. Step 4: Simplify right side
    1,302,242.40x = 877,670,487,188.64
  5. Step 5: Solve for x
    x = 877,670,487,188.64/1,302,242.40
  6. Step 6: Final answer
    x = 673,968.60

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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.