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Finding the Fourth Proportional to 607,804.74, 911,746 and 233,827.74

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Solution

The fourth proportional to 607,804.74, 911,746 and 233,827.74 is: 350,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,804.74 : 911,746 = 233,827.74 : x
  2. Step 2: Convert to fraction form
    607,804.74/911,746 = 233,827.74/x
  3. Step 3: Cross multiply
    607,804.74x = 911,746 × 233,827.74
  4. Step 4: Simplify right side
    607,804.74x = 213,191,506,634.04
  5. Step 5: Solve for x
    x = 213,191,506,634.04/607,804.74
  6. Step 6: Final answer
    x = 350,756.57

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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.