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Finding the Fourth Proportional to 536,376.32, 740,545.60 and 332,643.84

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Solution

The fourth proportional to 536,376.32, 740,545.60 and 332,643.84 is: 459,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,376.32 : 740,545.60 = 332,643.84 : x
  2. Step 2: Convert to fraction form
    536,376.32/740,545.60 = 332,643.84/x
  3. Step 3: Cross multiply
    536,376.32x = 740,545.60 × 332,643.84
  4. Step 4: Simplify right side
    536,376.32x = 246,337,932,079.10
  5. Step 5: Solve for x
    x = 246,337,932,079.10/536,376.32
  6. Step 6: Final answer
    x = 459,263.25

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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.