Home / 735,098.72-1,014,545.94-448,784.78

Finding the Fourth Proportional to 735,098.72, 1,014,545.94 and 448,784.78

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Solution

The fourth proportional to 735,098.72, 1,014,545.94 and 448,784.78 is: 619,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,098.72 : 1,014,545.94 = 448,784.78 : x
  2. Step 2: Convert to fraction form
    735,098.72/1,014,545.94 = 448,784.78/x
  3. Step 3: Cross multiply
    735,098.72x = 1,014,545.94 × 448,784.78
  4. Step 4: Simplify right side
    735,098.72x = 455,312,776,482.79
  5. Step 5: Solve for x
    x = 455,312,776,482.79/735,098.72
  6. Step 6: Final answer
    x = 619,389.97

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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.