Home / 740,916.99-1,022,089.64-468,525.87

Finding the Fourth Proportional to 740,916.99, 1,022,089.64 and 468,525.87

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Solution

The fourth proportional to 740,916.99, 1,022,089.64 and 468,525.87 is: 646,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,916.99 : 1,022,089.64 = 468,525.87 : x
  2. Step 2: Convert to fraction form
    740,916.99/1,022,089.64 = 468,525.87/x
  3. Step 3: Cross multiply
    740,916.99x = 1,022,089.64 × 468,525.87
  4. Step 4: Simplify right side
    740,916.99x = 478,875,435,456.36
  5. Step 5: Solve for x
    x = 478,875,435,456.36/740,916.99
  6. Step 6: Final answer
    x = 646,328.05

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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.