Home / 760,378.27-1,049,348.65-416,214.42

Finding the Fourth Proportional to 760,378.27, 1,049,348.65 and 416,214.42

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Solution

The fourth proportional to 760,378.27, 1,049,348.65 and 416,214.42 is: 574,390.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,378.27 : 1,049,348.65 = 416,214.42 : x
  2. Step 2: Convert to fraction form
    760,378.27/1,049,348.65 = 416,214.42/x
  3. Step 3: Cross multiply
    760,378.27x = 1,049,348.65 × 416,214.42
  4. Step 4: Simplify right side
    760,378.27x = 436,754,033,265.00
  5. Step 5: Solve for x
    x = 436,754,033,265.00/760,378.27
  6. Step 6: Final answer
    x = 574,390.47

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1.5x scale

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.