Home / 745,895.16-1,029,336.69-423,605.22

Finding the Fourth Proportional to 745,895.16, 1,029,336.69 and 423,605.22

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Solution

The fourth proportional to 745,895.16, 1,029,336.69 and 423,605.22 is: 584,575.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,895.16 : 1,029,336.69 = 423,605.22 : x
  2. Step 2: Convert to fraction form
    745,895.16/1,029,336.69 = 423,605.22/x
  3. Step 3: Cross multiply
    745,895.16x = 1,029,336.69 × 423,605.22
  4. Step 4: Simplify right side
    745,895.16x = 436,032,395,021.52
  5. Step 5: Solve for x
    x = 436,032,395,021.52/745,895.16
  6. Step 6: Final answer
    x = 584,575.98

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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.