Home / 757,301.72-1,044,889.98-462,876.92

Finding the Fourth Proportional to 757,301.72, 1,044,889.98 and 462,876.92

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Solution

The fourth proportional to 757,301.72, 1,044,889.98 and 462,876.92 is: 638,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,301.72 : 1,044,889.98 = 462,876.92 : x
  2. Step 2: Convert to fraction form
    757,301.72/1,044,889.98 = 462,876.92/x
  3. Step 3: Cross multiply
    757,301.72x = 1,044,889.98 × 462,876.92
  4. Step 4: Simplify right side
    757,301.72x = 483,655,455,681.26
  5. Step 5: Solve for x
    x = 483,655,455,681.26/757,301.72
  6. Step 6: Final answer
    x = 638,656.22

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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.