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Finding the Fourth Proportional to 701,665.57, 968,547.46 and 415,185.04

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Solution

The fourth proportional to 701,665.57, 968,547.46 and 415,185.04 is: 573,102.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,665.57 : 968,547.46 = 415,185.04 : x
  2. Step 2: Convert to fraction form
    701,665.57/968,547.46 = 415,185.04/x
  3. Step 3: Cross multiply
    701,665.57x = 968,547.46 × 415,185.04
  4. Step 4: Simplify right side
    701,665.57x = 402,126,411,079.26
  5. Step 5: Solve for x
    x = 402,126,411,079.26/701,665.57
  6. Step 6: Final answer
    x = 573,102.67

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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.