Home / 914,303.16-1,371,544.92-315,185.49

Finding the Fourth Proportional to 914,303.16, 1,371,544.92 and 315,185.49

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Solution

The fourth proportional to 914,303.16, 1,371,544.92 and 315,185.49 is: 472,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,303.16 : 1,371,544.92 = 315,185.49 : x
  2. Step 2: Convert to fraction form
    914,303.16/1,371,544.92 = 315,185.49/x
  3. Step 3: Cross multiply
    914,303.16x = 1,371,544.92 × 315,185.49
  4. Step 4: Simplify right side
    914,303.16x = 432,291,057,667.21
  5. Step 5: Solve for x
    x = 432,291,057,667.21/914,303.16
  6. Step 6: Final answer
    x = 472,809.32

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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.