Home / 739,542.24-1,021,190.40-468,089.01

Finding the Fourth Proportional to 739,542.24, 1,021,190.40 and 468,089.01

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Solution

The fourth proportional to 739,542.24, 1,021,190.40 and 468,089.01 is: 646,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,542.24 : 1,021,190.40 = 468,089.01 : x
  2. Step 2: Convert to fraction form
    739,542.24/1,021,190.40 = 468,089.01/x
  3. Step 3: Cross multiply
    739,542.24x = 1,021,190.40 × 468,089.01
  4. Step 4: Simplify right side
    739,542.24x = 478,008,003,357.50
  5. Step 5: Solve for x
    x = 478,008,003,357.50/739,542.24
  6. Step 6: Final answer
    x = 646,356.59

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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.