Home / 897,095.92-1,238,022.26-489,220.08

Finding the Fourth Proportional to 897,095.92, 1,238,022.26 and 489,220.08

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Solution

The fourth proportional to 897,095.92, 1,238,022.26 and 489,220.08 is: 675,140.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,095.92 : 1,238,022.26 = 489,220.08 : x
  2. Step 2: Convert to fraction form
    897,095.92/1,238,022.26 = 489,220.08/x
  3. Step 3: Cross multiply
    897,095.92x = 1,238,022.26 × 489,220.08
  4. Step 4: Simplify right side
    897,095.92x = 605,665,350,302.03
  5. Step 5: Solve for x
    x = 605,665,350,302.03/897,095.92
  6. Step 6: Final answer
    x = 675,140.01

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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.