Home / 470,927.10-706,390.65-249,743.10

Finding the Fourth Proportional to 470,927.10, 706,390.65 and 249,743.10

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Solution

The fourth proportional to 470,927.10, 706,390.65 and 249,743.10 is: 374,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,927.10 : 706,390.65 = 249,743.10 : x
  2. Step 2: Convert to fraction form
    470,927.10/706,390.65 = 249,743.10/x
  3. Step 3: Cross multiply
    470,927.10x = 706,390.65 × 249,743.10
  4. Step 4: Simplify right side
    470,927.10x = 176,416,190,742.02
  5. Step 5: Solve for x
    x = 176,416,190,742.02/470,927.10
  6. Step 6: Final answer
    x = 374,614.65

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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.