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Finding the Fourth Proportional to 438,245.84, 604,779 and 237,041.84

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Solution

The fourth proportional to 438,245.84, 604,779 and 237,041.84 is: 327,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,245.84 : 604,779 = 237,041.84 : x
  2. Step 2: Convert to fraction form
    438,245.84/604,779 = 237,041.84/x
  3. Step 3: Cross multiply
    438,245.84x = 604,779 × 237,041.84
  4. Step 4: Simplify right side
    438,245.84x = 143,357,926,953.36
  5. Step 5: Solve for x
    x = 143,357,926,953.36/438,245.84
  6. Step 6: Final answer
    x = 327,117.60

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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.