Home / 745,597.23-1,028,953.32-423,337.35

Finding the Fourth Proportional to 745,597.23, 1,028,953.32 and 423,337.35

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Solution

The fourth proportional to 745,597.23, 1,028,953.32 and 423,337.35 is: 584,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,597.23 : 1,028,953.32 = 423,337.35 : x
  2. Step 2: Convert to fraction form
    745,597.23/1,028,953.32 = 423,337.35/x
  3. Step 3: Cross multiply
    745,597.23x = 1,028,953.32 × 423,337.35
  4. Step 4: Simplify right side
    745,597.23x = 435,594,371,762.50
  5. Step 5: Solve for x
    x = 435,594,371,762.50/745,597.23
  6. Step 6: Final answer
    x = 584,222.09

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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.