Home / 1,015,498.76-1,401,388.28-562,818.92

Finding the Fourth Proportional to 1,015,498.76, 1,401,388.28 and 562,818.92

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Solution

The fourth proportional to 1,015,498.76, 1,401,388.28 and 562,818.92 is: 776,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,498.76 : 1,401,388.28 = 562,818.92 : x
  2. Step 2: Convert to fraction form
    1,015,498.76/1,401,388.28 = 562,818.92/x
  3. Step 3: Cross multiply
    1,015,498.76x = 1,401,388.28 × 562,818.92
  4. Step 4: Simplify right side
    1,015,498.76x = 788,727,838,250.26
  5. Step 5: Solve for x
    x = 788,727,838,250.26/1,015,498.76
  6. Step 6: Final answer
    x = 776,690.10

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Double scale
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1.5x scale

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.