Home / 914,341.07-1,371,577.32-315,293.55

Finding the Fourth Proportional to 914,341.07, 1,371,577.32 and 315,293.55

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Solution

The fourth proportional to 914,341.07, 1,371,577.32 and 315,293.55 is: 472,962.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,341.07 : 1,371,577.32 = 315,293.55 : x
  2. Step 2: Convert to fraction form
    914,341.07/1,371,577.32 = 315,293.55/x
  3. Step 3: Cross multiply
    914,341.07x = 1,371,577.32 × 315,293.55
  4. Step 4: Simplify right side
    914,341.07x = 432,449,482,322.29
  5. Step 5: Solve for x
    x = 432,449,482,322.29/914,341.07
  6. Step 6: Final answer
    x = 472,962.99

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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.