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Finding the Fourth Proportional to 357,477.60, 536,216.40 and 237,727.20

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Solution

The fourth proportional to 357,477.60, 536,216.40 and 237,727.20 is: 356,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,477.60 : 536,216.40 = 237,727.20 : x
  2. Step 2: Convert to fraction form
    357,477.60/536,216.40 = 237,727.20/x
  3. Step 3: Cross multiply
    357,477.60x = 536,216.40 × 237,727.20
  4. Step 4: Simplify right side
    357,477.60x = 127,473,223,366.08
  5. Step 5: Solve for x
    x = 127,473,223,366.08/357,477.60
  6. Step 6: Final answer
    x = 356,590.80

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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.