Home / 610,688.10-914,584.08-483,920.76

Finding the Fourth Proportional to 610,688.10, 914,584.08 and 483,920.76

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Solution

The fourth proportional to 610,688.10, 914,584.08 and 483,920.76 is: 724,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,688.10 : 914,584.08 = 483,920.76 : x
  2. Step 2: Convert to fraction form
    610,688.10/914,584.08 = 483,920.76/x
  3. Step 3: Cross multiply
    610,688.10x = 914,584.08 × 483,920.76
  4. Step 4: Simplify right side
    610,688.10x = 442,586,223,077.50
  5. Step 5: Solve for x
    x = 442,586,223,077.50/610,688.10
  6. Step 6: Final answer
    x = 724,733.66

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Double scale
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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.