Home / 904,392.71-1,354,815.48-524,515.40

Finding the Fourth Proportional to 904,392.71, 1,354,815.48 and 524,515.40

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Solution

The fourth proportional to 904,392.71, 1,354,815.48 and 524,515.40 is: 785,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,392.71 : 1,354,815.48 = 524,515.40 : x
  2. Step 2: Convert to fraction form
    904,392.71/1,354,815.48 = 524,515.40/x
  3. Step 3: Cross multiply
    904,392.71x = 1,354,815.48 × 524,515.40
  4. Step 4: Simplify right side
    904,392.71x = 710,621,574,021.74
  5. Step 5: Solve for x
    x = 710,621,574,021.74/904,392.71
  6. Step 6: Final answer
    x = 785,744.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.