Home / 676,610.09-933,710.59-370,683.62

Finding the Fourth Proportional to 676,610.09, 933,710.59 and 370,683.62

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Solution

The fourth proportional to 676,610.09, 933,710.59 and 370,683.62 is: 511,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,610.09 : 933,710.59 = 370,683.62 : x
  2. Step 2: Convert to fraction form
    676,610.09/933,710.59 = 370,683.62/x
  3. Step 3: Cross multiply
    676,610.09x = 933,710.59 × 370,683.62
  4. Step 4: Simplify right side
    676,610.09x = 346,111,221,533.54
  5. Step 5: Solve for x
    x = 346,111,221,533.54/676,610.09
  6. Step 6: Final answer
    x = 511,537.19

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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.