Home / 996,782.55-1,375,547.65-567,061.76

Finding the Fourth Proportional to 996,782.55, 1,375,547.65 and 567,061.76

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Solution

The fourth proportional to 996,782.55, 1,375,547.65 and 567,061.76 is: 782,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,782.55 : 1,375,547.65 = 567,061.76 : x
  2. Step 2: Convert to fraction form
    996,782.55/1,375,547.65 = 567,061.76/x
  3. Step 3: Cross multiply
    996,782.55x = 1,375,547.65 × 567,061.76
  4. Step 4: Simplify right side
    996,782.55x = 780,020,463,077.47
  5. Step 5: Solve for x
    x = 780,020,463,077.47/996,782.55
  6. Step 6: Final answer
    x = 782,538.24

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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.