Home / 760,579.40-1,049,270.02-458,605.64

Finding the Fourth Proportional to 760,579.40, 1,049,270.02 and 458,605.64

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Solution

The fourth proportional to 760,579.40, 1,049,270.02 and 458,605.64 is: 632,677.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,579.40 : 1,049,270.02 = 458,605.64 : x
  2. Step 2: Convert to fraction form
    760,579.40/1,049,270.02 = 458,605.64/x
  3. Step 3: Cross multiply
    760,579.40x = 1,049,270.02 × 458,605.64
  4. Step 4: Simplify right side
    760,579.40x = 481,201,149,054.91
  5. Step 5: Solve for x
    x = 481,201,149,054.91/760,579.40
  6. Step 6: Final answer
    x = 632,677.07

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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.