Home / 707,179.28-975,931.36-384,901.08

Finding the Fourth Proportional to 707,179.28, 975,931.36 and 384,901.08

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Solution

The fourth proportional to 707,179.28, 975,931.36 and 384,901.08 is: 531,176.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,179.28 : 975,931.36 = 384,901.08 : x
  2. Step 2: Convert to fraction form
    707,179.28/975,931.36 = 384,901.08/x
  3. Step 3: Cross multiply
    707,179.28x = 975,931.36 × 384,901.08
  4. Step 4: Simplify right side
    707,179.28x = 375,637,034,469.87
  5. Step 5: Solve for x
    x = 375,637,034,469.87/707,179.28
  6. Step 6: Final answer
    x = 531,176.53

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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.