Home / 741,669.41-1,112,547.17-286,263.18

Finding the Fourth Proportional to 741,669.41, 1,112,547.17 and 286,263.18

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Solution

The fourth proportional to 741,669.41, 1,112,547.17 and 286,263.18 is: 429,411.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,669.41 : 1,112,547.17 = 286,263.18 : x
  2. Step 2: Convert to fraction form
    741,669.41/1,112,547.17 = 286,263.18/x
  3. Step 3: Cross multiply
    741,669.41x = 1,112,547.17 × 286,263.18
  4. Step 4: Simplify right side
    741,669.41x = 318,481,283,790.15
  5. Step 5: Solve for x
    x = 318,481,283,790.15/741,669.41
  6. Step 6: Final answer
    x = 429,411.38

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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.