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Finding the Fourth Proportional to 602,562.08, 831,535.08 and 330,631.52

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Solution

The fourth proportional to 602,562.08, 831,535.08 and 330,631.52 is: 456,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,562.08 : 831,535.08 = 330,631.52 : x
  2. Step 2: Convert to fraction form
    602,562.08/831,535.08 = 330,631.52/x
  3. Step 3: Cross multiply
    602,562.08x = 831,535.08 × 330,631.52
  4. Step 4: Simplify right side
    602,562.08x = 274,931,707,433.72
  5. Step 5: Solve for x
    x = 274,931,707,433.72/602,562.08
  6. Step 6: Final answer
    x = 456,271.17

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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.