Home / 470,871.12-706,291.02-204,631.89

Finding the Fourth Proportional to 470,871.12, 706,291.02 and 204,631.89

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Solution

The fourth proportional to 470,871.12, 706,291.02 and 204,631.89 is: 306,941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,871.12 : 706,291.02 = 204,631.89 : x
  2. Step 2: Convert to fraction form
    470,871.12/706,291.02 = 204,631.89/x
  3. Step 3: Cross multiply
    470,871.12x = 706,291.02 × 204,631.89
  4. Step 4: Simplify right side
    470,871.12x = 144,529,666,312.63
  5. Step 5: Solve for x
    x = 144,529,666,312.63/470,871.12
  6. Step 6: Final answer
    x = 306,941.03

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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.