Home / 545,785.03-753,495.93-364,803.49

Finding the Fourth Proportional to 545,785.03, 753,495.93 and 364,803.49

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Solution

The fourth proportional to 545,785.03, 753,495.93 and 364,803.49 is: 503,637.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,785.03 : 753,495.93 = 364,803.49 : x
  2. Step 2: Convert to fraction form
    545,785.03/753,495.93 = 364,803.49/x
  3. Step 3: Cross multiply
    545,785.03x = 753,495.93 × 364,803.49
  4. Step 4: Simplify right side
    545,785.03x = 274,877,944,964.80
  5. Step 5: Solve for x
    x = 274,877,944,964.80/545,785.03
  6. Step 6: Final answer
    x = 503,637.75

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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.