Home / 964,923.89-1,330,723.28-602,381.12

Finding the Fourth Proportional to 964,923.89, 1,330,723.28 and 602,381.12

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Solution

The fourth proportional to 964,923.89, 1,330,723.28 and 602,381.12 is: 830,741.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,923.89 : 1,330,723.28 = 602,381.12 : x
  2. Step 2: Convert to fraction form
    964,923.89/1,330,723.28 = 602,381.12/x
  3. Step 3: Cross multiply
    964,923.89x = 1,330,723.28 × 602,381.12
  4. Step 4: Simplify right side
    964,923.89x = 801,602,574,668.81
  5. Step 5: Solve for x
    x = 801,602,574,668.81/964,923.89
  6. Step 6: Final answer
    x = 830,741.77

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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.