Home / 877,501-1,315,984.14-456,547.24

Finding the Fourth Proportional to 877,501, 1,315,984.14 and 456,547.24

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Solution

The fourth proportional to 877,501, 1,315,984.14 and 456,547.24 is: 684,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,501 : 1,315,984.14 = 456,547.24 : x
  2. Step 2: Convert to fraction form
    877,501/1,315,984.14 = 456,547.24/x
  3. Step 3: Cross multiply
    877,501x = 1,315,984.14 × 456,547.24
  4. Step 4: Simplify right side
    877,501x = 600,808,927,000.77
  5. Step 5: Solve for x
    x = 600,808,927,000.77/877,501
  6. Step 6: Final answer
    x = 684,681.76

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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.