Home / 707,772.72-1,056,526.96-655,089.76

Finding the Fourth Proportional to 707,772.72, 1,056,526.96 and 655,089.76

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Solution

The fourth proportional to 707,772.72, 1,056,526.96 and 655,089.76 is: 977,884.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,772.72 : 1,056,526.96 = 655,089.76 : x
  2. Step 2: Convert to fraction form
    707,772.72/1,056,526.96 = 655,089.76/x
  3. Step 3: Cross multiply
    707,772.72x = 1,056,526.96 × 655,089.76
  4. Step 4: Simplify right side
    707,772.72x = 692,119,992,659.93
  5. Step 5: Solve for x
    x = 692,119,992,659.93/707,772.72
  6. Step 6: Final answer
    x = 977,884.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.