Home / 1,265,440.30-1,746,307.45-692,480.32

Finding the Fourth Proportional to 1,265,440.30, 1,746,307.45 and 692,480.32

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Solution

The fourth proportional to 1,265,440.30, 1,746,307.45 and 692,480.32 is: 955,622.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,440.30 : 1,746,307.45 = 692,480.32 : x
  2. Step 2: Convert to fraction form
    1,265,440.30/1,746,307.45 = 692,480.32/x
  3. Step 3: Cross multiply
    1,265,440.30x = 1,746,307.45 × 692,480.32
  4. Step 4: Simplify right side
    1,265,440.30x = 1,209,283,541,794.38
  5. Step 5: Solve for x
    x = 1,209,283,541,794.38/1,265,440.30
  6. Step 6: Final answer
    x = 955,622.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.