Home / 947,114.76-1,421,232.62-348,496.28

Finding the Fourth Proportional to 947,114.76, 1,421,232.62 and 348,496.28

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Solution

The fourth proportional to 947,114.76, 1,421,232.62 and 348,496.28 is: 522,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,114.76 : 1,421,232.62 = 348,496.28 : x
  2. Step 2: Convert to fraction form
    947,114.76/1,421,232.62 = 348,496.28/x
  3. Step 3: Cross multiply
    947,114.76x = 1,421,232.62 × 348,496.28
  4. Step 4: Simplify right side
    947,114.76x = 495,294,281,084.65
  5. Step 5: Solve for x
    x = 495,294,281,084.65/947,114.76
  6. Step 6: Final answer
    x = 522,950.65

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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.