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Finding the Fourth Proportional to 423,084.58, 634,030.16 and 233,630.24

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Solution

The fourth proportional to 423,084.58, 634,030.16 and 233,630.24 is: 350,115.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,084.58 : 634,030.16 = 233,630.24 : x
  2. Step 2: Convert to fraction form
    423,084.58/634,030.16 = 233,630.24/x
  3. Step 3: Cross multiply
    423,084.58x = 634,030.16 × 233,630.24
  4. Step 4: Simplify right side
    423,084.58x = 148,128,614,109.74
  5. Step 5: Solve for x
    x = 148,128,614,109.74/423,084.58
  6. Step 6: Final answer
    x = 350,115.84

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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.