Home / 839,931.39-1,259,098.92-535,470.93

Finding the Fourth Proportional to 839,931.39, 1,259,098.92 and 535,470.93

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Solution

The fourth proportional to 839,931.39, 1,259,098.92 and 535,470.93 is: 802,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,931.39 : 1,259,098.92 = 535,470.93 : x
  2. Step 2: Convert to fraction form
    839,931.39/1,259,098.92 = 535,470.93/x
  3. Step 3: Cross multiply
    839,931.39x = 1,259,098.92 × 535,470.93
  4. Step 4: Simplify right side
    839,931.39x = 674,210,869,654.40
  5. Step 5: Solve for x
    x = 674,210,869,654.40/839,931.39
  6. Step 6: Final answer
    x = 802,697.55

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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.