Home / 914,574.44-1,371,928.08-315,527.60

Finding the Fourth Proportional to 914,574.44, 1,371,928.08 and 315,527.60

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Solution

The fourth proportional to 914,574.44, 1,371,928.08 and 315,527.60 is: 473,314.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,574.44 : 1,371,928.08 = 315,527.60 : x
  2. Step 2: Convert to fraction form
    914,574.44/1,371,928.08 = 315,527.60/x
  3. Step 3: Cross multiply
    914,574.44x = 1,371,928.08 × 315,527.60
  4. Step 4: Simplify right side
    914,574.44x = 432,881,174,455.01
  5. Step 5: Solve for x
    x = 432,881,174,455.01/914,574.44
  6. Step 6: Final answer
    x = 473,314.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.