Home / 947,160.06-1,421,300.73-348,541.71

Finding the Fourth Proportional to 947,160.06, 1,421,300.73 and 348,541.71

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Solution

The fourth proportional to 947,160.06, 1,421,300.73 and 348,541.71 is: 523,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,160.06 : 1,421,300.73 = 348,541.71 : x
  2. Step 2: Convert to fraction form
    947,160.06/1,421,300.73 = 348,541.71/x
  3. Step 3: Cross multiply
    947,160.06x = 1,421,300.73 × 348,541.71
  4. Step 4: Simplify right side
    947,160.06x = 495,382,581,528.57
  5. Step 5: Solve for x
    x = 495,382,581,528.57/947,160.06
  6. Step 6: Final answer
    x = 523,018.87

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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.