Home / 700,242.72-1,049,683.92-557,740.32

Finding the Fourth Proportional to 700,242.72, 1,049,683.92 and 557,740.32

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Solution

The fourth proportional to 700,242.72, 1,049,683.92 and 557,740.32 is: 836,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,242.72 : 1,049,683.92 = 557,740.32 : x
  2. Step 2: Convert to fraction form
    700,242.72/1,049,683.92 = 557,740.32/x
  3. Step 3: Cross multiply
    700,242.72x = 1,049,683.92 × 557,740.32
  4. Step 4: Simplify right side
    700,242.72x = 585,451,045,439.65
  5. Step 5: Solve for x
    x = 585,451,045,439.65/700,242.72
  6. Step 6: Final answer
    x = 836,068.74

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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.