Home / 708,658.47-1,061,804.30-497,919.15

Finding the Fourth Proportional to 708,658.47, 1,061,804.30 and 497,919.15

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Solution

The fourth proportional to 708,658.47, 1,061,804.30 and 497,919.15 is: 746,047.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,658.47 : 1,061,804.30 = 497,919.15 : x
  2. Step 2: Convert to fraction form
    708,658.47/1,061,804.30 = 497,919.15/x
  3. Step 3: Cross multiply
    708,658.47x = 1,061,804.30 × 497,919.15
  4. Step 4: Simplify right side
    708,658.47x = 528,692,692,032.75
  5. Step 5: Solve for x
    x = 528,692,692,032.75/708,658.47
  6. Step 6: Final answer
    x = 746,047.23

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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.