Home / 759,299.71-1,048,097.47-437,138.20

Finding the Fourth Proportional to 759,299.71, 1,048,097.47 and 437,138.20

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Solution

The fourth proportional to 759,299.71, 1,048,097.47 and 437,138.20 is: 603,402.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,299.71 : 1,048,097.47 = 437,138.20 : x
  2. Step 2: Convert to fraction form
    759,299.71/1,048,097.47 = 437,138.20/x
  3. Step 3: Cross multiply
    759,299.71x = 1,048,097.47 × 437,138.20
  4. Step 4: Simplify right side
    759,299.71x = 458,163,441,460.35
  5. Step 5: Solve for x
    x = 458,163,441,460.35/759,299.71
  6. Step 6: Final answer
    x = 603,402.63

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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.