Home / 738,752.69-1,019,637.23-466,647.50

Finding the Fourth Proportional to 738,752.69, 1,019,637.23 and 466,647.50

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Solution

The fourth proportional to 738,752.69, 1,019,637.23 and 466,647.50 is: 644,073.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,752.69 : 1,019,637.23 = 466,647.50 : x
  2. Step 2: Convert to fraction form
    738,752.69/1,019,637.23 = 466,647.50/x
  3. Step 3: Cross multiply
    738,752.69x = 1,019,637.23 × 466,647.50
  4. Step 4: Simplify right side
    738,752.69x = 475,811,164,502.28
  5. Step 5: Solve for x
    x = 475,811,164,502.28/738,752.69
  6. Step 6: Final answer
    x = 644,073.68

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Double scale
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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.