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Finding the Fourth Proportional to 671,430.42, 926,573.04 and 369,624.42

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Solution

The fourth proportional to 671,430.42, 926,573.04 and 369,624.42 is: 510,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,430.42 : 926,573.04 = 369,624.42 : x
  2. Step 2: Convert to fraction form
    671,430.42/926,573.04 = 369,624.42/x
  3. Step 3: Cross multiply
    671,430.42x = 926,573.04 × 369,624.42
  4. Step 4: Simplify right side
    671,430.42x = 342,484,022,497.64
  5. Step 5: Solve for x
    x = 342,484,022,497.64/671,430.42
  6. Step 6: Final answer
    x = 510,081.18

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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.