Home / 783,818.64-1,175,283.27-716,947.47

Finding the Fourth Proportional to 783,818.64, 1,175,283.27 and 716,947.47

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Solution

The fourth proportional to 783,818.64, 1,175,283.27 and 716,947.47 is: 1,075,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,818.64 : 1,175,283.27 = 716,947.47 : x
  2. Step 2: Convert to fraction form
    783,818.64/1,175,283.27 = 716,947.47/x
  3. Step 3: Cross multiply
    783,818.64x = 1,175,283.27 × 716,947.47
  4. Step 4: Simplify right side
    783,818.64x = 842,616,366,959.83
  5. Step 5: Solve for x
    x = 842,616,366,959.83/783,818.64
  6. Step 6: Final answer
    x = 1,075,014.45

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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.