Home / 730,145.04-1,007,222.76-462,028.56

Finding the Fourth Proportional to 730,145.04, 1,007,222.76 and 462,028.56

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Solution

The fourth proportional to 730,145.04, 1,007,222.76 and 462,028.56 is: 637,360.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,145.04 : 1,007,222.76 = 462,028.56 : x
  2. Step 2: Convert to fraction form
    730,145.04/1,007,222.76 = 462,028.56/x
  3. Step 3: Cross multiply
    730,145.04x = 1,007,222.76 × 462,028.56
  4. Step 4: Simplify right side
    730,145.04x = 465,365,681,402.03
  5. Step 5: Solve for x
    x = 465,365,681,402.03/730,145.04
  6. Step 6: Final answer
    x = 637,360.60

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Double scale
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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.