Home / 904,931.55-1,357,397.33-668,735.55

Finding the Fourth Proportional to 904,931.55, 1,357,397.33 and 668,735.55

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Solution

The fourth proportional to 904,931.55, 1,357,397.33 and 668,735.55 is: 1,003,103.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,931.55 : 1,357,397.33 = 668,735.55 : x
  2. Step 2: Convert to fraction form
    904,931.55/1,357,397.33 = 668,735.55/x
  3. Step 3: Cross multiply
    904,931.55x = 1,357,397.33 × 668,735.55
  4. Step 4: Simplify right side
    904,931.55x = 907,739,846,702.40
  5. Step 5: Solve for x
    x = 907,739,846,702.40/904,931.55
  6. Step 6: Final answer
    x = 1,003,103.33

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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.