Home / 768,673.77-1,060,899.60-446,570.71

Finding the Fourth Proportional to 768,673.77, 1,060,899.60 and 446,570.71

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Solution

The fourth proportional to 768,673.77, 1,060,899.60 and 446,570.71 is: 616,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,673.77 : 1,060,899.60 = 446,570.71 : x
  2. Step 2: Convert to fraction form
    768,673.77/1,060,899.60 = 446,570.71/x
  3. Step 3: Cross multiply
    768,673.77x = 1,060,899.60 × 446,570.71
  4. Step 4: Simplify right side
    768,673.77x = 473,766,685,298.23
  5. Step 5: Solve for x
    x = 473,766,685,298.23/768,673.77
  6. Step 6: Final answer
    x = 616,342.98

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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.