Home / 1,013,031.88-1,519,048.50-355,705.76

Finding the Fourth Proportional to 1,013,031.88, 1,519,048.50 and 355,705.76

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Solution

The fourth proportional to 1,013,031.88, 1,519,048.50 and 355,705.76 is: 533,383.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,031.88 : 1,519,048.50 = 355,705.76 : x
  2. Step 2: Convert to fraction form
    1,013,031.88/1,519,048.50 = 355,705.76/x
  3. Step 3: Cross multiply
    1,013,031.88x = 1,519,048.50 × 355,705.76
  4. Step 4: Simplify right side
    1,013,031.88x = 540,334,301,169.36
  5. Step 5: Solve for x
    x = 540,334,301,169.36/1,013,031.88
  6. Step 6: Final answer
    x = 533,383.31

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Double scale
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Similar ratio
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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.