Home / 887,322.63-1,331,208.47-247,626.32

Finding the Fourth Proportional to 887,322.63, 1,331,208.47 and 247,626.32

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Solution

The fourth proportional to 887,322.63, 1,331,208.47 and 247,626.32 is: 371,502.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,322.63 : 1,331,208.47 = 247,626.32 : x
  2. Step 2: Convert to fraction form
    887,322.63/1,331,208.47 = 247,626.32/x
  3. Step 3: Cross multiply
    887,322.63x = 1,331,208.47 × 247,626.32
  4. Step 4: Simplify right side
    887,322.63x = 329,642,248,541.95
  5. Step 5: Solve for x
    x = 329,642,248,541.95/887,322.63
  6. Step 6: Final answer
    x = 371,502.13

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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.