Home / 947,168.10-1,421,312.67-348,549.62

Finding the Fourth Proportional to 947,168.10, 1,421,312.67 and 348,549.62

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Solution

The fourth proportional to 947,168.10, 1,421,312.67 and 348,549.62 is: 523,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,168.10 : 1,421,312.67 = 348,549.62 : x
  2. Step 2: Convert to fraction form
    947,168.10/1,421,312.67 = 348,549.62/x
  3. Step 3: Cross multiply
    947,168.10x = 1,421,312.67 × 348,549.62
  4. Step 4: Simplify right side
    947,168.10x = 495,397,983,923.12
  5. Step 5: Solve for x
    x = 495,397,983,923.12/947,168.10
  6. Step 6: Final answer
    x = 523,030.69

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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.