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Finding the Fourth Proportional to 997,308.76, 1,495,963.06 and 249,354.76

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Solution

The fourth proportional to 997,308.76, 1,495,963.06 and 249,354.76 is: 374,032.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,308.76 : 1,495,963.06 = 249,354.76 : x
  2. Step 2: Convert to fraction form
    997,308.76/1,495,963.06 = 249,354.76/x
  3. Step 3: Cross multiply
    997,308.76x = 1,495,963.06 × 249,354.76
  4. Step 4: Simplify right side
    997,308.76x = 373,025,509,795.17
  5. Step 5: Solve for x
    x = 373,025,509,795.17/997,308.76
  6. Step 6: Final answer
    x = 374,032.12

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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.