Home / 760,164.49-1,049,010.60-415,998.91

Finding the Fourth Proportional to 760,164.49, 1,049,010.60 and 415,998.91

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Solution

The fourth proportional to 760,164.49, 1,049,010.60 and 415,998.91 is: 574,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,164.49 : 1,049,010.60 = 415,998.91 : x
  2. Step 2: Convert to fraction form
    760,164.49/1,049,010.60 = 415,998.91/x
  3. Step 3: Cross multiply
    760,164.49x = 1,049,010.60 × 415,998.91
  4. Step 4: Simplify right side
    760,164.49x = 436,387,266,178.45
  5. Step 5: Solve for x
    x = 436,387,266,178.45/760,164.49
  6. Step 6: Final answer
    x = 574,069.52

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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.