Home / 708,242.63-977,373.32-385,951.95

Finding the Fourth Proportional to 708,242.63, 977,373.32 and 385,951.95

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Solution

The fourth proportional to 708,242.63, 977,373.32 and 385,951.95 is: 532,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,242.63 : 977,373.32 = 385,951.95 : x
  2. Step 2: Convert to fraction form
    708,242.63/977,373.32 = 385,951.95/x
  3. Step 3: Cross multiply
    708,242.63x = 977,373.32 × 385,951.95
  4. Step 4: Simplify right side
    708,242.63x = 377,219,136,802.21
  5. Step 5: Solve for x
    x = 377,219,136,802.21/708,242.63
  6. Step 6: Final answer
    x = 532,612.87

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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.