Home / 832,663.53-1,249,493.59-764,904.81

Finding the Fourth Proportional to 832,663.53, 1,249,493.59 and 764,904.81

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Solution

The fourth proportional to 832,663.53, 1,249,493.59 and 764,904.81 is: 1,147,814.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,663.53 : 1,249,493.59 = 764,904.81 : x
  2. Step 2: Convert to fraction form
    832,663.53/1,249,493.59 = 764,904.81/x
  3. Step 3: Cross multiply
    832,663.53x = 1,249,493.59 × 764,904.81
  4. Step 4: Simplify right side
    832,663.53x = 955,743,657,055.17
  5. Step 5: Solve for x
    x = 955,743,657,055.17/832,663.53
  6. Step 6: Final answer
    x = 1,147,814.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.