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Finding the Fourth Proportional to 302,775.96, 417,830.94 and 175,525.32

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Solution

The fourth proportional to 302,775.96, 417,830.94 and 175,525.32 is: 242,225.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,775.96 : 417,830.94 = 175,525.32 : x
  2. Step 2: Convert to fraction form
    302,775.96/417,830.94 = 175,525.32/x
  3. Step 3: Cross multiply
    302,775.96x = 417,830.94 × 175,525.32
  4. Step 4: Simplify right side
    302,775.96x = 73,339,909,449.40
  5. Step 5: Solve for x
    x = 73,339,909,449.40/302,775.96
  6. Step 6: Final answer
    x = 242,225.01

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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.