Home / 964,065.84-1,330,834.65-674,813.40

Finding the Fourth Proportional to 964,065.84, 1,330,834.65 and 674,813.40

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Solution

The fourth proportional to 964,065.84, 1,330,834.65 and 674,813.40 is: 931,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,065.84 : 1,330,834.65 = 674,813.40 : x
  2. Step 2: Convert to fraction form
    964,065.84/1,330,834.65 = 674,813.40/x
  3. Step 3: Cross multiply
    964,065.84x = 1,330,834.65 × 674,813.40
  4. Step 4: Simplify right side
    964,065.84x = 898,065,055,004.31
  5. Step 5: Solve for x
    x = 898,065,055,004.31/964,065.84
  6. Step 6: Final answer
    x = 931,539.13

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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.