Home / 899,160.60-1,241,018.76-536,402.88

Finding the Fourth Proportional to 899,160.60, 1,241,018.76 and 536,402.88

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Solution

The fourth proportional to 899,160.60, 1,241,018.76 and 536,402.88 is: 740,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,160.60 : 1,241,018.76 = 536,402.88 : x
  2. Step 2: Convert to fraction form
    899,160.60/1,241,018.76 = 536,402.88/x
  3. Step 3: Cross multiply
    899,160.60x = 1,241,018.76 × 536,402.88
  4. Step 4: Simplify right side
    899,160.60x = 665,686,036,998.03
  5. Step 5: Solve for x
    x = 665,686,036,998.03/899,160.60
  6. Step 6: Final answer
    x = 740,341.64

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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.