Home / 909,061.04-1,363,294.81-301,686.22

Finding the Fourth Proportional to 909,061.04, 1,363,294.81 and 301,686.22

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Solution

The fourth proportional to 909,061.04, 1,363,294.81 and 301,686.22 is: 452,430.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,061.04 : 1,363,294.81 = 301,686.22 : x
  2. Step 2: Convert to fraction form
    909,061.04/1,363,294.81 = 301,686.22/x
  3. Step 3: Cross multiply
    909,061.04x = 1,363,294.81 × 301,686.22
  4. Step 4: Simplify right side
    909,061.04x = 411,287,249,649.61
  5. Step 5: Solve for x
    x = 411,287,249,649.61/909,061.04
  6. Step 6: Final answer
    x = 452,430.84

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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.