Home / 719,666.69-1,079,873.64-293,515.16

Finding the Fourth Proportional to 719,666.69, 1,079,873.64 and 293,515.16

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Solution

The fourth proportional to 719,666.69, 1,079,873.64 and 293,515.16 is: 440,425.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,666.69 : 1,079,873.64 = 293,515.16 : x
  2. Step 2: Convert to fraction form
    719,666.69/1,079,873.64 = 293,515.16/x
  3. Step 3: Cross multiply
    719,666.69x = 1,079,873.64 × 293,515.16
  4. Step 4: Simplify right side
    719,666.69x = 316,959,286,924.07
  5. Step 5: Solve for x
    x = 316,959,286,924.07/719,666.69
  6. Step 6: Final answer
    x = 440,425.12

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1.5x scale

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.