Home / 510,946.64-765,943.40-173,756.87

Finding the Fourth Proportional to 510,946.64, 765,943.40 and 173,756.87

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Solution

The fourth proportional to 510,946.64, 765,943.40 and 173,756.87 is: 260,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,946.64 : 765,943.40 = 173,756.87 : x
  2. Step 2: Convert to fraction form
    510,946.64/765,943.40 = 173,756.87/x
  3. Step 3: Cross multiply
    510,946.64x = 765,943.40 × 173,756.87
  4. Step 4: Simplify right side
    510,946.64x = 133,087,924,385.83
  5. Step 5: Solve for x
    x = 133,087,924,385.83/510,946.64
  6. Step 6: Final answer
    x = 260,473.24

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1.5x scale

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.