Home / 961,463.22-1,441,530.52-421,460.11

Finding the Fourth Proportional to 961,463.22, 1,441,530.52 and 421,460.11

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Solution

The fourth proportional to 961,463.22, 1,441,530.52 and 421,460.11 is: 631,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,463.22 : 1,441,530.52 = 421,460.11 : x
  2. Step 2: Convert to fraction form
    961,463.22/1,441,530.52 = 421,460.11/x
  3. Step 3: Cross multiply
    961,463.22x = 1,441,530.52 × 421,460.11
  4. Step 4: Simplify right side
    961,463.22x = 607,547,614,646.53
  5. Step 5: Solve for x
    x = 607,547,614,646.53/961,463.22
  6. Step 6: Final answer
    x = 631,898.97

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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.