Home / 832,077.80-1,248,116.70-692,109.80

Finding the Fourth Proportional to 832,077.80, 1,248,116.70 and 692,109.80

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Solution

The fourth proportional to 832,077.80, 1,248,116.70 and 692,109.80 is: 1,038,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,077.80 : 1,248,116.70 = 692,109.80 : x
  2. Step 2: Convert to fraction form
    832,077.80/1,248,116.70 = 692,109.80/x
  3. Step 3: Cross multiply
    832,077.80x = 1,248,116.70 × 692,109.80
  4. Step 4: Simplify right side
    832,077.80x = 863,833,799,613.66
  5. Step 5: Solve for x
    x = 863,833,799,613.66/832,077.80
  6. Step 6: Final answer
    x = 1,038,164.70

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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.