Home / 1,013,367.02-1,398,445.74-554,484.60

Finding the Fourth Proportional to 1,013,367.02, 1,398,445.74 and 554,484.60

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Solution

The fourth proportional to 1,013,367.02, 1,398,445.74 and 554,484.60 is: 765,188.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,367.02 : 1,398,445.74 = 554,484.60 : x
  2. Step 2: Convert to fraction form
    1,013,367.02/1,398,445.74 = 554,484.60/x
  3. Step 3: Cross multiply
    1,013,367.02x = 1,398,445.74 × 554,484.60
  4. Step 4: Simplify right side
    1,013,367.02x = 775,416,626,765.60
  5. Step 5: Solve for x
    x = 775,416,626,765.60/1,013,367.02
  6. Step 6: Final answer
    x = 765,188.34

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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.