Home / 1,010,311.02-1,394,222.36-557,602.02

Finding the Fourth Proportional to 1,010,311.02, 1,394,222.36 and 557,602.02

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Solution

The fourth proportional to 1,010,311.02, 1,394,222.36 and 557,602.02 is: 769,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,311.02 : 1,394,222.36 = 557,602.02 : x
  2. Step 2: Convert to fraction form
    1,010,311.02/1,394,222.36 = 557,602.02/x
  3. Step 3: Cross multiply
    1,010,311.02x = 1,394,222.36 × 557,602.02
  4. Step 4: Simplify right side
    1,010,311.02x = 777,421,201,477.16
  5. Step 5: Solve for x
    x = 777,421,201,477.16/1,010,311.02
  6. Step 6: Final answer
    x = 769,487.01

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1.5x scale

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.