Home / 884,415.19-1,326,493.18-435,015.43

Finding the Fourth Proportional to 884,415.19, 1,326,493.18 and 435,015.43

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Solution

The fourth proportional to 884,415.19, 1,326,493.18 and 435,015.43 is: 652,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,415.19 : 1,326,493.18 = 435,015.43 : x
  2. Step 2: Convert to fraction form
    884,415.19/1,326,493.18 = 435,015.43/x
  3. Step 3: Cross multiply
    884,415.19x = 1,326,493.18 × 435,015.43
  4. Step 4: Simplify right side
    884,415.19x = 577,045,001,089.77
  5. Step 5: Solve for x
    x = 577,045,001,089.77/884,415.19
  6. Step 6: Final answer
    x = 652,459.40

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1.5x scale

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.