Home / 985,502.60-1,477,233.30-535,272.20

Finding the Fourth Proportional to 985,502.60, 1,477,233.30 and 535,272.20

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Solution

The fourth proportional to 985,502.60, 1,477,233.30 and 535,272.20 is: 802,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,502.60 : 1,477,233.30 = 535,272.20 : x
  2. Step 2: Convert to fraction form
    985,502.60/1,477,233.30 = 535,272.20/x
  3. Step 3: Cross multiply
    985,502.60x = 1,477,233.30 × 535,272.20
  4. Step 4: Simplify right side
    985,502.60x = 790,721,918,404.26
  5. Step 5: Solve for x
    x = 790,721,918,404.26/985,502.60
  6. Step 6: Final answer
    x = 802,353.96

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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.