Home / 540,931.97-746,476.90-299,214.35

Finding the Fourth Proportional to 540,931.97, 746,476.90 and 299,214.35

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Solution

The fourth proportional to 540,931.97, 746,476.90 and 299,214.35 is: 412,910.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,931.97 : 746,476.90 = 299,214.35 : x
  2. Step 2: Convert to fraction form
    540,931.97/746,476.90 = 299,214.35/x
  3. Step 3: Cross multiply
    540,931.97x = 746,476.90 × 299,214.35
  4. Step 4: Simplify right side
    540,931.97x = 223,356,600,423.52
  5. Step 5: Solve for x
    x = 223,356,600,423.52/540,931.97
  6. Step 6: Final answer
    x = 412,910.70

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1.5x scale

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.