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Finding the Fourth Proportional to 556,900.02, 768,502.53 and 302,246.10

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Solution

The fourth proportional to 556,900.02, 768,502.53 and 302,246.10 is: 417,089.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,900.02 : 768,502.53 = 302,246.10 : x
  2. Step 2: Convert to fraction form
    556,900.02/768,502.53 = 302,246.10/x
  3. Step 3: Cross multiply
    556,900.02x = 768,502.53 × 302,246.10
  4. Step 4: Simplify right side
    556,900.02x = 232,276,892,532.63
  5. Step 5: Solve for x
    x = 232,276,892,532.63/556,900.02
  6. Step 6: Final answer
    x = 417,089.04

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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.