Home / 854,134.74-1,178,886.16-710,755.02

Finding the Fourth Proportional to 854,134.74, 1,178,886.16 and 710,755.02

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Solution

The fourth proportional to 854,134.74, 1,178,886.16 and 710,755.02 is: 980,991.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,134.74 : 1,178,886.16 = 710,755.02 : x
  2. Step 2: Convert to fraction form
    854,134.74/1,178,886.16 = 710,755.02/x
  3. Step 3: Cross multiply
    854,134.74x = 1,178,886.16 × 710,755.02
  4. Step 4: Simplify right side
    854,134.74x = 837,899,256,228.52
  5. Step 5: Solve for x
    x = 837,899,256,228.52/854,134.74
  6. Step 6: Final answer
    x = 980,991.89

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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.