Home / 749,482.89-1,033,995.87-477,502.08

Finding the Fourth Proportional to 749,482.89, 1,033,995.87 and 477,502.08

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Solution

The fourth proportional to 749,482.89, 1,033,995.87 and 477,502.08 is: 658,767.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,482.89 : 1,033,995.87 = 477,502.08 : x
  2. Step 2: Convert to fraction form
    749,482.89/1,033,995.87 = 477,502.08/x
  3. Step 3: Cross multiply
    749,482.89x = 1,033,995.87 × 477,502.08
  4. Step 4: Simplify right side
    749,482.89x = 493,735,178,636.41
  5. Step 5: Solve for x
    x = 493,735,178,636.41/749,482.89
  6. Step 6: Final answer
    x = 658,767.78

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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.