Home / 745,941.75-1,118,920.41-597,128.01

Finding the Fourth Proportional to 745,941.75, 1,118,920.41 and 597,128.01

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Solution

The fourth proportional to 745,941.75, 1,118,920.41 and 597,128.01 is: 895,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,941.75 : 1,118,920.41 = 597,128.01 : x
  2. Step 2: Convert to fraction form
    745,941.75/1,118,920.41 = 597,128.01/x
  3. Step 3: Cross multiply
    745,941.75x = 1,118,920.41 × 597,128.01
  4. Step 4: Simplify right side
    745,941.75x = 668,138,717,771.68
  5. Step 5: Solve for x
    x = 668,138,717,771.68/745,941.75
  6. Step 6: Final answer
    x = 895,698.25

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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.