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Finding the Fourth Proportional to 572,681.76, 859,021.56 and 151,924.56

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Solution

The fourth proportional to 572,681.76, 859,021.56 and 151,924.56 is: 227,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,681.76 : 859,021.56 = 151,924.56 : x
  2. Step 2: Convert to fraction form
    572,681.76/859,021.56 = 151,924.56/x
  3. Step 3: Cross multiply
    572,681.76x = 859,021.56 × 151,924.56
  4. Step 4: Simplify right side
    572,681.76x = 130,506,472,533.51
  5. Step 5: Solve for x
    x = 130,506,472,533.51/572,681.76
  6. Step 6: Final answer
    x = 227,886.55

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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.