Home / 698,762.76-1,047,886.28-249,363.42

Finding the Fourth Proportional to 698,762.76, 1,047,886.28 and 249,363.42

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Solution

The fourth proportional to 698,762.76, 1,047,886.28 and 249,363.42 is: 373,953.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,762.76 : 1,047,886.28 = 249,363.42 : x
  2. Step 2: Convert to fraction form
    698,762.76/1,047,886.28 = 249,363.42/x
  3. Step 3: Cross multiply
    698,762.76x = 1,047,886.28 × 249,363.42
  4. Step 4: Simplify right side
    698,762.76x = 261,304,506,551.88
  5. Step 5: Solve for x
    x = 261,304,506,551.88/698,762.76
  6. Step 6: Final answer
    x = 373,953.11

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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.