Home / 497,280.17-686,246.71-270,925.67

Finding the Fourth Proportional to 497,280.17, 686,246.71 and 270,925.67

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Solution

The fourth proportional to 497,280.17, 686,246.71 and 270,925.67 is: 373,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,280.17 : 686,246.71 = 270,925.67 : x
  2. Step 2: Convert to fraction form
    497,280.17/686,246.71 = 270,925.67/x
  3. Step 3: Cross multiply
    497,280.17x = 686,246.71 × 270,925.67
  4. Step 4: Simplify right side
    497,280.17x = 185,921,849,692.05
  5. Step 5: Solve for x
    x = 185,921,849,692.05/497,280.17
  6. Step 6: Final answer
    x = 373,877.47

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1.5x scale

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.