Home / 742,767.02-1,025,494.78-510,580.06

Finding the Fourth Proportional to 742,767.02, 1,025,494.78 and 510,580.06

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Solution

The fourth proportional to 742,767.02, 1,025,494.78 and 510,580.06 is: 704,927.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,767.02 : 1,025,494.78 = 510,580.06 : x
  2. Step 2: Convert to fraction form
    742,767.02/1,025,494.78 = 510,580.06/x
  3. Step 3: Cross multiply
    742,767.02x = 1,025,494.78 × 510,580.06
  4. Step 4: Simplify right side
    742,767.02x = 523,597,186,302.09
  5. Step 5: Solve for x
    x = 523,597,186,302.09/742,767.02
  6. Step 6: Final answer
    x = 704,927.89

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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.