Home / 967,814.76-1,335,618-538,113

Finding the Fourth Proportional to 967,814.76, 1,335,618 and 538,113

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Solution

The fourth proportional to 967,814.76, 1,335,618 and 538,113 is: 742,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,814.76 : 1,335,618 = 538,113 : x
  2. Step 2: Convert to fraction form
    967,814.76/1,335,618 = 538,113/x
  3. Step 3: Cross multiply
    967,814.76x = 1,335,618 × 538,113
  4. Step 4: Simplify right side
    967,814.76x = 718,713,408,834
  5. Step 5: Solve for x
    x = 718,713,408,834/967,814.76
  6. Step 6: Final answer
    x = 742,614.64

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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.