Home / 773,123.81-1,159,407.79-267,547.51

Finding the Fourth Proportional to 773,123.81, 1,159,407.79 and 267,547.51

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Solution

The fourth proportional to 773,123.81, 1,159,407.79 and 267,547.51 is: 401,225.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,123.81 : 1,159,407.79 = 267,547.51 : x
  2. Step 2: Convert to fraction form
    773,123.81/1,159,407.79 = 267,547.51/x
  3. Step 3: Cross multiply
    773,123.81x = 1,159,407.79 × 267,547.51
  4. Step 4: Simplify right side
    773,123.81x = 310,196,667,289.10
  5. Step 5: Solve for x
    x = 310,196,667,289.10/773,123.81
  6. Step 6: Final answer
    x = 401,225.09

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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.