Home / 760,035.28-1,048,832.50-415,869.82

Finding the Fourth Proportional to 760,035.28, 1,048,832.50 and 415,869.82

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Solution

The fourth proportional to 760,035.28, 1,048,832.50 and 415,869.82 is: 573,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,035.28 : 1,048,832.50 = 415,869.82 : x
  2. Step 2: Convert to fraction form
    760,035.28/1,048,832.50 = 415,869.82/x
  3. Step 3: Cross multiply
    760,035.28x = 1,048,832.50 × 415,869.82
  4. Step 4: Simplify right side
    760,035.28x = 436,177,780,905.80
  5. Step 5: Solve for x
    x = 436,177,780,905.80/760,035.28
  6. Step 6: Final answer
    x = 573,891.50

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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.