Home / 708,031.02-977,077.71-385,741.02

Finding the Fourth Proportional to 708,031.02, 977,077.71 and 385,741.02

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Solution

The fourth proportional to 708,031.02, 977,077.71 and 385,741.02 is: 532,319.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,031.02 : 977,077.71 = 385,741.02 : x
  2. Step 2: Convert to fraction form
    708,031.02/977,077.71 = 385,741.02/x
  3. Step 3: Cross multiply
    708,031.02x = 977,077.71 × 385,741.02
  4. Step 4: Simplify right side
    708,031.02x = 376,898,952,474.66
  5. Step 5: Solve for x
    x = 376,898,952,474.66/708,031.02
  6. Step 6: Final answer
    x = 532,319.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.