Home / 764,033.36-1,054,394.48-458,159.54

Finding the Fourth Proportional to 764,033.36, 1,054,394.48 and 458,159.54

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Solution

The fourth proportional to 764,033.36, 1,054,394.48 and 458,159.54 is: 632,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,033.36 : 1,054,394.48 = 458,159.54 : x
  2. Step 2: Convert to fraction form
    764,033.36/1,054,394.48 = 458,159.54/x
  3. Step 3: Cross multiply
    764,033.36x = 1,054,394.48 × 458,159.54
  4. Step 4: Simplify right side
    764,033.36x = 483,080,885,808.77
  5. Step 5: Solve for x
    x = 483,080,885,808.77/764,033.36
  6. Step 6: Final answer
    x = 632,277.22

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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.