Home / 760,619.73-1,049,615.34-416,389.71

Finding the Fourth Proportional to 760,619.73, 1,049,615.34 and 416,389.71

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Solution

The fourth proportional to 760,619.73, 1,049,615.34 and 416,389.71 is: 574,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,619.73 : 1,049,615.34 = 416,389.71 : x
  2. Step 2: Convert to fraction form
    760,619.73/1,049,615.34 = 416,389.71/x
  3. Step 3: Cross multiply
    760,619.73x = 1,049,615.34 × 416,389.71
  4. Step 4: Simplify right side
    760,619.73x = 437,049,027,034.15
  5. Step 5: Solve for x
    x = 437,049,027,034.15/760,619.73
  6. Step 6: Final answer
    x = 574,595.96

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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.