Home / 1,538,346.79-2,307,738.88-473,477.59

Finding the Fourth Proportional to 1,538,346.79, 2,307,738.88 and 473,477.59

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Solution

The fourth proportional to 1,538,346.79, 2,307,738.88 and 473,477.59 is: 710,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,346.79 : 2,307,738.88 = 473,477.59 : x
  2. Step 2: Convert to fraction form
    1,538,346.79/2,307,738.88 = 473,477.59/x
  3. Step 3: Cross multiply
    1,538,346.79x = 2,307,738.88 × 473,477.59
  4. Step 4: Simplify right side
    1,538,346.79x = 1,092,662,631,713.00
  5. Step 5: Solve for x
    x = 1,092,662,631,713.00/1,538,346.79
  6. Step 6: Final answer
    x = 710,283.69

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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.