Home / 1,031,138.64-1,546,338.88-357,038.92

Finding the Fourth Proportional to 1,031,138.64, 1,546,338.88 and 357,038.92

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Solution

The fourth proportional to 1,031,138.64, 1,546,338.88 and 357,038.92 is: 535,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,138.64 : 1,546,338.88 = 357,038.92 : x
  2. Step 2: Convert to fraction form
    1,031,138.64/1,546,338.88 = 357,038.92/x
  3. Step 3: Cross multiply
    1,031,138.64x = 1,546,338.88 × 357,038.92
  4. Step 4: Simplify right side
    1,031,138.64x = 552,103,158,910.77
  5. Step 5: Solve for x
    x = 552,103,158,910.77/1,031,138.64
  6. Step 6: Final answer
    x = 535,430.58

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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.