Home / 432,160.48-648,235.51-112,284.04

Finding the Fourth Proportional to 432,160.48, 648,235.51 and 112,284.04

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Solution

The fourth proportional to 432,160.48, 648,235.51 and 112,284.04 is: 168,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,160.48 : 648,235.51 = 112,284.04 : x
  2. Step 2: Convert to fraction form
    432,160.48/648,235.51 = 112,284.04/x
  3. Step 3: Cross multiply
    432,160.48x = 648,235.51 × 112,284.04
  4. Step 4: Simplify right side
    432,160.48x = 72,786,501,248.40
  5. Step 5: Solve for x
    x = 72,786,501,248.40/432,160.48
  6. Step 6: Final answer
    x = 168,424.70

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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.