Home / 760,118.60-1,048,963.77-415,954.60

Finding the Fourth Proportional to 760,118.60, 1,048,963.77 and 415,954.60

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Solution

The fourth proportional to 760,118.60, 1,048,963.77 and 415,954.60 is: 574,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,118.60 : 1,048,963.77 = 415,954.60 : x
  2. Step 2: Convert to fraction form
    760,118.60/1,048,963.77 = 415,954.60/x
  3. Step 3: Cross multiply
    760,118.60x = 1,048,963.77 × 415,954.60
  4. Step 4: Simplify right side
    760,118.60x = 436,321,305,364.84
  5. Step 5: Solve for x
    x = 436,321,305,364.84/760,118.60
  6. Step 6: Final answer
    x = 574,017.40

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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.