Home / 740,277.99-1,021,586.94-400,746.24

Finding the Fourth Proportional to 740,277.99, 1,021,586.94 and 400,746.24

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Solution

The fourth proportional to 740,277.99, 1,021,586.94 and 400,746.24 is: 553,031.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,277.99 : 1,021,586.94 = 400,746.24 : x
  2. Step 2: Convert to fraction form
    740,277.99/1,021,586.94 = 400,746.24/x
  3. Step 3: Cross multiply
    740,277.99x = 1,021,586.94 × 400,746.24
  4. Step 4: Simplify right side
    740,277.99x = 409,397,125,038.11
  5. Step 5: Solve for x
    x = 409,397,125,038.11/740,277.99
  6. Step 6: Final answer
    x = 553,031.61

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Double scale
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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.