Home / 750,698.33-1,036,038.20-428,457.08

Finding the Fourth Proportional to 750,698.33, 1,036,038.20 and 428,457.08

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Solution

The fourth proportional to 750,698.33, 1,036,038.20 and 428,457.08 is: 591,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,698.33 : 1,036,038.20 = 428,457.08 : x
  2. Step 2: Convert to fraction form
    750,698.33/1,036,038.20 = 428,457.08/x
  3. Step 3: Cross multiply
    750,698.33x = 1,036,038.20 × 428,457.08
  4. Step 4: Simplify right side
    750,698.33x = 443,897,902,388.27
  5. Step 5: Solve for x
    x = 443,897,902,388.27/750,698.33
  6. Step 6: Final answer
    x = 591,313.30

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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.