Home / 759,289.28-1,048,083.08-437,127.78

Finding the Fourth Proportional to 759,289.28, 1,048,083.08 and 437,127.78

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Solution

The fourth proportional to 759,289.28, 1,048,083.08 and 437,127.78 is: 603,388.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,289.28 : 1,048,083.08 = 437,127.78 : x
  2. Step 2: Convert to fraction form
    759,289.28/1,048,083.08 = 437,127.78/x
  3. Step 3: Cross multiply
    759,289.28x = 1,048,083.08 × 437,127.78
  4. Step 4: Simplify right side
    759,289.28x = 458,146,227,830.32
  5. Step 5: Solve for x
    x = 458,146,227,830.32/759,289.28
  6. Step 6: Final answer
    x = 603,388.25

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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.