Home / 1,538,368.83-2,307,771.90-473,499.63

Finding the Fourth Proportional to 1,538,368.83, 2,307,771.90 and 473,499.63

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Solution

The fourth proportional to 1,538,368.83, 2,307,771.90 and 473,499.63 is: 710,316.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,368.83 : 2,307,771.90 = 473,499.63 : x
  2. Step 2: Convert to fraction form
    1,538,368.83/2,307,771.90 = 473,499.63/x
  3. Step 3: Cross multiply
    1,538,368.83x = 2,307,771.90 × 473,499.63
  4. Step 4: Simplify right side
    1,538,368.83x = 1,092,729,140,774.40
  5. Step 5: Solve for x
    x = 1,092,729,140,774.40/1,538,368.83
  6. Step 6: Final answer
    x = 710,316.75

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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.