Home / 607,376.04-838,178.91-352,743.63

Finding the Fourth Proportional to 607,376.04, 838,178.91 and 352,743.63

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Solution

The fourth proportional to 607,376.04, 838,178.91 and 352,743.63 is: 486,786.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,376.04 : 838,178.91 = 352,743.63 : x
  2. Step 2: Convert to fraction form
    607,376.04/838,178.91 = 352,743.63/x
  3. Step 3: Cross multiply
    607,376.04x = 838,178.91 × 352,743.63
  4. Step 4: Simplify right side
    607,376.04x = 295,662,271,302.84
  5. Step 5: Solve for x
    x = 295,662,271,302.84/607,376.04
  6. Step 6: Final answer
    x = 486,786.19

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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.