Home / 476,193.40-657,159.68-261,341.10

Finding the Fourth Proportional to 476,193.40, 657,159.68 and 261,341.10

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Solution

The fourth proportional to 476,193.40, 657,159.68 and 261,341.10 is: 360,657.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,193.40 : 657,159.68 = 261,341.10 : x
  2. Step 2: Convert to fraction form
    476,193.40/657,159.68 = 261,341.10/x
  3. Step 3: Cross multiply
    476,193.40x = 657,159.68 × 261,341.10
  4. Step 4: Simplify right side
    476,193.40x = 171,742,834,300.20
  5. Step 5: Solve for x
    x = 171,742,834,300.20/476,193.40
  6. Step 6: Final answer
    x = 360,657.74

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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.