Home / 470,461.43-649,233.27-255,603.26

Finding the Fourth Proportional to 470,461.43, 649,233.27 and 255,603.26

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Solution

The fourth proportional to 470,461.43, 649,233.27 and 255,603.26 is: 352,730.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,461.43 : 649,233.27 = 255,603.26 : x
  2. Step 2: Convert to fraction form
    470,461.43/649,233.27 = 255,603.26/x
  3. Step 3: Cross multiply
    470,461.43x = 649,233.27 × 255,603.26
  4. Step 4: Simplify right side
    470,461.43x = 165,946,140,312.46
  5. Step 5: Solve for x
    x = 165,946,140,312.46/470,461.43
  6. Step 6: Final answer
    x = 352,730.60

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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.