Home / 953,122.68-1,429,960.73-384,210.18

Finding the Fourth Proportional to 953,122.68, 1,429,960.73 and 384,210.18

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Solution

The fourth proportional to 953,122.68, 1,429,960.73 and 384,210.18 is: 576,426.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,122.68 : 1,429,960.73 = 384,210.18 : x
  2. Step 2: Convert to fraction form
    953,122.68/1,429,960.73 = 384,210.18/x
  3. Step 3: Cross multiply
    953,122.68x = 1,429,960.73 × 384,210.18
  4. Step 4: Simplify right side
    953,122.68x = 549,405,467,545.18
  5. Step 5: Solve for x
    x = 549,405,467,545.18/953,122.68
  6. Step 6: Final answer
    x = 576,426.81

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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.