Home / 459,733.40-688,044.90-403,746.20

Finding the Fourth Proportional to 459,733.40, 688,044.90 and 403,746.20

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Solution

The fourth proportional to 459,733.40, 688,044.90 and 403,746.20 is: 604,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,733.40 : 688,044.90 = 403,746.20 : x
  2. Step 2: Convert to fraction form
    459,733.40/688,044.90 = 403,746.20/x
  3. Step 3: Cross multiply
    459,733.40x = 688,044.90 × 403,746.20
  4. Step 4: Simplify right side
    459,733.40x = 277,795,513,804.38
  5. Step 5: Solve for x
    x = 277,795,513,804.38/459,733.40
  6. Step 6: Final answer
    x = 604,253.50

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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.