Home / 897,362.56-1,238,364.17-489,473.17

Finding the Fourth Proportional to 897,362.56, 1,238,364.17 and 489,473.17

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Solution

The fourth proportional to 897,362.56, 1,238,364.17 and 489,473.17 is: 675,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,362.56 : 1,238,364.17 = 489,473.17 : x
  2. Step 2: Convert to fraction form
    897,362.56/1,238,364.17 = 489,473.17/x
  3. Step 3: Cross multiply
    897,362.56x = 1,238,364.17 × 489,473.17
  4. Step 4: Simplify right side
    897,362.56x = 606,146,034,032.09
  5. Step 5: Solve for x
    x = 606,146,034,032.09/897,362.56
  6. Step 6: Final answer
    x = 675,475.07

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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.