Home / 897,705.19-1,239,017.54-548,905.23

Finding the Fourth Proportional to 897,705.19, 1,239,017.54 and 548,905.23

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Solution

The fourth proportional to 897,705.19, 1,239,017.54 and 548,905.23 is: 757,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,705.19 : 1,239,017.54 = 548,905.23 : x
  2. Step 2: Convert to fraction form
    897,705.19/1,239,017.54 = 548,905.23/x
  3. Step 3: Cross multiply
    897,705.19x = 1,239,017.54 × 548,905.23
  4. Step 4: Simplify right side
    897,705.19x = 680,103,198,828.12
  5. Step 5: Solve for x
    x = 680,103,198,828.12/897,705.19
  6. Step 6: Final answer
    x = 757,601.95

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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.