Home / 914,484.56-1,371,759.84-315,465.26

Finding the Fourth Proportional to 914,484.56, 1,371,759.84 and 315,465.26

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Solution

The fourth proportional to 914,484.56, 1,371,759.84 and 315,465.26 is: 473,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,484.56 : 1,371,759.84 = 315,465.26 : x
  2. Step 2: Convert to fraction form
    914,484.56/1,371,759.84 = 315,465.26/x
  3. Step 3: Cross multiply
    914,484.56x = 1,371,759.84 × 315,465.26
  4. Step 4: Simplify right side
    914,484.56x = 432,742,567,724.36
  5. Step 5: Solve for x
    x = 432,742,567,724.36/914,484.56
  6. Step 6: Final answer
    x = 473,209.27

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1.5x scale

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.