Home / 664,064.80-990,917.88-592,495.46

Finding the Fourth Proportional to 664,064.80, 990,917.88 and 592,495.46

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Solution

The fourth proportional to 664,064.80, 990,917.88 and 592,495.46 is: 884,122.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,064.80 : 990,917.88 = 592,495.46 : x
  2. Step 2: Convert to fraction form
    664,064.80/990,917.88 = 592,495.46/x
  3. Step 3: Cross multiply
    664,064.80x = 990,917.88 × 592,495.46
  4. Step 4: Simplify right side
    664,064.80x = 587,114,345,132.83
  5. Step 5: Solve for x
    x = 587,114,345,132.83/664,064.80
  6. Step 6: Final answer
    x = 884,122.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.