Home / 783,148.02-1,174,703.40-250,666.98

Finding the Fourth Proportional to 783,148.02, 1,174,703.40 and 250,666.98

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Solution

The fourth proportional to 783,148.02, 1,174,703.40 and 250,666.98 is: 375,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,148.02 : 1,174,703.40 = 250,666.98 : x
  2. Step 2: Convert to fraction form
    783,148.02/1,174,703.40 = 250,666.98/x
  3. Step 3: Cross multiply
    783,148.02x = 1,174,703.40 × 250,666.98
  4. Step 4: Simplify right side
    783,148.02x = 294,459,353,673.73
  5. Step 5: Solve for x
    x = 294,459,353,673.73/783,148.02
  6. Step 6: Final answer
    x = 375,994.51

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Double scale
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Similar ratio
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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.