Home / 1,017,474.02-1,404,130.60-558,630.89

Finding the Fourth Proportional to 1,017,474.02, 1,404,130.60 and 558,630.89

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Solution

The fourth proportional to 1,017,474.02, 1,404,130.60 and 558,630.89 is: 770,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,474.02 : 1,404,130.60 = 558,630.89 : x
  2. Step 2: Convert to fraction form
    1,017,474.02/1,404,130.60 = 558,630.89/x
  3. Step 3: Cross multiply
    1,017,474.02x = 1,404,130.60 × 558,630.89
  4. Step 4: Simplify right side
    1,017,474.02x = 784,390,726,754.23
  5. Step 5: Solve for x
    x = 784,390,726,754.23/1,017,474.02
  6. Step 6: Final answer
    x = 770,919.66

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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.