Home / 971,749.08-1,341,073.80-536,164.29

Finding the Fourth Proportional to 971,749.08, 1,341,073.80 and 536,164.29

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Solution

The fourth proportional to 971,749.08, 1,341,073.80 and 536,164.29 is: 739,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,749.08 : 1,341,073.80 = 536,164.29 : x
  2. Step 2: Convert to fraction form
    971,749.08/1,341,073.80 = 536,164.29/x
  3. Step 3: Cross multiply
    971,749.08x = 1,341,073.80 × 536,164.29
  4. Step 4: Simplify right side
    971,749.08x = 719,035,881,814.60
  5. Step 5: Solve for x
    x = 719,035,881,814.60/971,749.08
  6. Step 6: Final answer
    x = 739,939.86

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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.