Home / 869,496.60-1,303,637.40-514,327.80

Finding the Fourth Proportional to 869,496.60, 1,303,637.40 and 514,327.80

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Solution

The fourth proportional to 869,496.60, 1,303,637.40 and 514,327.80 is: 771,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,496.60 : 1,303,637.40 = 514,327.80 : x
  2. Step 2: Convert to fraction form
    869,496.60/1,303,637.40 = 514,327.80/x
  3. Step 3: Cross multiply
    869,496.60x = 1,303,637.40 × 514,327.80
  4. Step 4: Simplify right side
    869,496.60x = 670,496,955,939.72
  5. Step 5: Solve for x
    x = 670,496,955,939.72/869,496.60
  6. Step 6: Final answer
    x = 771,132.35

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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.